28623348

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:111

約数の個数: 192

約数和(自身を含む): 89376000

約数和(自身を除く): 60752652

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 29, 36, 37, 38, 39, 52, 54, 57, 58, 74, 76, 78, 87, 108, 111, 114, 116, 117, 148, 156, 171, 174, 222, 228, 234, 247, 261, 333, 342, 348, 351, 377, 444, 468, 481, 494, 513, 522, 551, 666, 684, 702, 703, 741, 754, 783, 962, 988, 999, 1026, 1044, 1073, 1102, 1131, 1332, 1404, 1406, 1443, 1482, 1508, 1566, 1653, 1924, 1998, 2052, 2109, 2146, 2204, 2223, 2262, 2812, 2886, 2964, 3132, 3219, 3306, 3393, 3996, 4218, 4292, 4329, 4446, 4524, 4959, 5772, 6327, 6438, 6612, 6669, 6786, 7163, 8436, 8658, 8892, 9139, 9657, 9918, 10179, 12654, 12876, 12987, 13338, 13572, 13949, 14326, 14877, 17316, 18278, 18981, 19314, 19836, 20358, 20387, 21489, 25308, 25974, 26676, 27417, 27898, 28652, 28971, 29754, 36556, 37962, 38628, 40716, 40774, 41847, 42978, 51948, 54834, 55796, 57942, 59508, 61161, 64467, 75924, 81548, 82251, 83694, 85956, 109668, 115884, 122322, 125541, 128934, 164502, 167388, 183483, 193401, 244644, 246753, 251082, 257868, 265031, 329004, 366966, 376623, 386802, 493506, 502164, 530062, 550449, 733932, 753246, 773604, 795093, 987012, 1060124, 1100898, 1506492, 1590186, 2201796, 2385279, 3180372, 4770558, 7155837, 9541116, 14311674, 28623348]

約数ペア:

[(1, 28623348), (2, 14311674), (3, 9541116), (4, 7155837), (6, 4770558), (9, 3180372), (12, 2385279), (13, 2201796), (18, 1590186), (19, 1506492), (26, 1100898), (27, 1060124), (29, 987012), (36, 795093), (37, 773604), (38, 753246), (39, 733932), (52, 550449), (54, 530062), (57, 502164), (58, 493506), (74, 386802), (76, 376623), (78, 366966), (87, 329004), (108, 265031), (111, 257868), (114, 251082), (116, 246753), (117, 244644), (148, 193401), (156, 183483), (171, 167388), (174, 164502), (222, 128934), (228, 125541), (234, 122322), (247, 115884), (261, 109668), (333, 85956), (342, 83694), (348, 82251), (351, 81548), (377, 75924), (444, 64467), (468, 61161), (481, 59508), (494, 57942), (513, 55796), (522, 54834), (551, 51948), (666, 42978), (684, 41847), (702, 40774), (703, 40716), (741, 38628), (754, 37962), (783, 36556), (962, 29754), (988, 28971), (999, 28652), (1026, 27898), (1044, 27417), (1073, 26676), (1102, 25974), (1131, 25308), (1332, 21489), (1404, 20387), (1406, 20358), (1443, 19836), (1482, 19314), (1508, 18981), (1566, 18278), (1653, 17316), (1924, 14877), (1998, 14326), (2052, 13949), (2109, 13572), (2146, 13338), (2204, 12987), (2223, 12876), (2262, 12654), (2812, 10179), (2886, 9918), (2964, 9657), (3132, 9139), (3219, 8892), (3306, 8658), (3393, 8436), (3996, 7163), (4218, 6786), (4292, 6669), (4329, 6612), (4446, 6438), (4524, 6327), (4959, 5772)]