221584194

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:529

約数の個数: 128

約数和(自身を含む): 574560000

約数和(自身を除く): 352975806

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 37, 38, 39, 54, 57, 74, 78, 111, 114, 117, 171, 222, 234, 247, 333, 342, 351, 449, 481, 494, 513, 666, 702, 703, 741, 898, 962, 999, 1026, 1347, 1406, 1443, 1482, 1998, 2109, 2223, 2694, 2886, 4041, 4218, 4329, 4446, 5837, 6327, 6669, 8082, 8531, 8658, 9139, 11674, 12123, 12654, 12987, 13338, 16613, 17062, 17511, 18278, 18981, 24246, 25593, 25974, 27417, 33226, 35022, 37962, 49839, 51186, 52533, 54834, 76779, 82251, 99678, 105066, 110903, 149517, 153558, 157599, 164502, 215969, 221806, 230337, 246753, 299034, 315198, 315647, 332709, 431938, 448551, 460674, 493506, 631294, 647907, 665418, 897102, 946941, 998127, 1295814, 1893882, 1943721, 1996254, 2840823, 2994381, 3887442, 4103411, 5681646, 5831163, 5988762, 8206822, 8522469, 11662326, 12310233, 17044938, 24620466, 36930699, 73861398, 110792097, 221584194]

約数ペア:

[(1, 221584194), (2, 110792097), (3, 73861398), (6, 36930699), (9, 24620466), (13, 17044938), (18, 12310233), (19, 11662326), (26, 8522469), (27, 8206822), (37, 5988762), (38, 5831163), (39, 5681646), (54, 4103411), (57, 3887442), (74, 2994381), (78, 2840823), (111, 1996254), (114, 1943721), (117, 1893882), (171, 1295814), (222, 998127), (234, 946941), (247, 897102), (333, 665418), (342, 647907), (351, 631294), (449, 493506), (481, 460674), (494, 448551), (513, 431938), (666, 332709), (702, 315647), (703, 315198), (741, 299034), (898, 246753), (962, 230337), (999, 221806), (1026, 215969), (1347, 164502), (1406, 157599), (1443, 153558), (1482, 149517), (1998, 110903), (2109, 105066), (2223, 99678), (2694, 82251), (2886, 76779), (4041, 54834), (4218, 52533), (4329, 51186), (4446, 49839), (5837, 37962), (6327, 35022), (6669, 33226), (8082, 27417), (8531, 25974), (8658, 25593), (9139, 24246), (11674, 18981), (12123, 18278), (12654, 17511), (12987, 17062), (13338, 16613)]