158889507

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 256177152

約数和(自身を除く): 97287645

約数列:

[1, 3, 7, 21, 37, 49, 111, 131, 147, 223, 259, 393, 669, 777, 917, 1561, 1813, 2751, 4683, 4847, 5439, 6419, 8251, 10927, 14541, 19257, 24753, 29213, 32781, 33929, 57757, 87639, 101787, 173271, 204491, 237503, 404299, 613473, 712509, 1080881, 1212897, 1431437, 3242643, 4294311, 7566167, 22698501, 52963169, 158889507]

約数ペア:

[(1, 158889507), (3, 52963169), (7, 22698501), (21, 7566167), (37, 4294311), (49, 3242643), (111, 1431437), (131, 1212897), (147, 1080881), (223, 712509), (259, 613473), (393, 404299), (669, 237503), (777, 204491), (917, 173271), (1561, 101787), (1813, 87639), (2751, 57757), (4683, 33929), (4847, 32781), (5439, 29213), (6419, 24753), (8251, 19257), (10927, 14541)]