28045116

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:134

約数の個数: 144

約数和(自身を含む): 83411328

約数和(自身を除く): 55366212

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 43, 44, 54, 61, 66, 81, 86, 99, 108, 122, 129, 132, 162, 172, 183, 198, 243, 244, 258, 297, 324, 366, 387, 396, 473, 486, 516, 549, 594, 671, 732, 774, 891, 946, 972, 1098, 1161, 1188, 1342, 1419, 1548, 1647, 1782, 1892, 2013, 2196, 2322, 2623, 2673, 2684, 2838, 3294, 3483, 3564, 4026, 4257, 4644, 4941, 5246, 5346, 5676, 6039, 6588, 6966, 7869, 8052, 8514, 9882, 10449, 10492, 10692, 12078, 12771, 13932, 14823, 15738, 17028, 18117, 19764, 20898, 23607, 24156, 25542, 28853, 29646, 31476, 36234, 38313, 41796, 47214, 51084, 54351, 57706, 59292, 70821, 72468, 76626, 86559, 94428, 108702, 114939, 115412, 141642, 153252, 163053, 173118, 212463, 217404, 229878, 259677, 283284, 326106, 346236, 424926, 459756, 519354, 637389, 652212, 779031, 849852, 1038708, 1274778, 1558062, 2337093, 2549556, 3116124, 4674186, 7011279, 9348372, 14022558, 28045116]

約数ペア:

[(1, 28045116), (2, 14022558), (3, 9348372), (4, 7011279), (6, 4674186), (9, 3116124), (11, 2549556), (12, 2337093), (18, 1558062), (22, 1274778), (27, 1038708), (33, 849852), (36, 779031), (43, 652212), (44, 637389), (54, 519354), (61, 459756), (66, 424926), (81, 346236), (86, 326106), (99, 283284), (108, 259677), (122, 229878), (129, 217404), (132, 212463), (162, 173118), (172, 163053), (183, 153252), (198, 141642), (243, 115412), (244, 114939), (258, 108702), (297, 94428), (324, 86559), (366, 76626), (387, 72468), (396, 70821), (473, 59292), (486, 57706), (516, 54351), (549, 51084), (594, 47214), (671, 41796), (732, 38313), (774, 36234), (891, 31476), (946, 29646), (972, 28853), (1098, 25542), (1161, 24156), (1188, 23607), (1342, 20898), (1419, 19764), (1548, 18117), (1647, 17028), (1782, 15738), (1892, 14823), (2013, 13932), (2196, 12771), (2322, 12078), (2623, 10692), (2673, 10492), (2684, 10449), (2838, 9882), (3294, 8514), (3483, 8052), (3564, 7869), (4026, 6966), (4257, 6588), (4644, 6039), (4941, 5676), (5246, 5346)]