343749868

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{241}}^1\times {\mathrm{421}}^1$

素因数の和:695

約数の個数: 72

約数和(自身を含む): 760619552

約数和(自身を除く): 416869684

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 241, 242, 308, 421, 482, 484, 842, 847, 964, 1684, 1687, 1694, 2651, 2947, 3374, 3388, 4631, 5302, 5894, 6748, 9262, 10604, 11788, 18524, 18557, 29161, 32417, 37114, 50941, 58322, 64834, 74228, 101461, 101882, 116644, 129668, 202922, 203764, 204127, 356587, 405844, 408254, 710227, 713174, 816508, 1116071, 1420454, 1426348, 2232142, 2840908, 4464284, 7812497, 12276781, 15624994, 24553562, 31249988, 49107124, 85937467, 171874934, 343749868]

約数ペア:

[(1, 343749868), (2, 171874934), (4, 85937467), (7, 49107124), (11, 31249988), (14, 24553562), (22, 15624994), (28, 12276781), (44, 7812497), (77, 4464284), (121, 2840908), (154, 2232142), (241, 1426348), (242, 1420454), (308, 1116071), (421, 816508), (482, 713174), (484, 710227), (842, 408254), (847, 405844), (964, 356587), (1684, 204127), (1687, 203764), (1694, 202922), (2651, 129668), (2947, 116644), (3374, 101882), (3388, 101461), (4631, 74228), (5302, 64834), (5894, 58322), (6748, 50941), (9262, 37114), (10604, 32417), (11788, 29161), (18524, 18557)]