318859895

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 404490240

約数和(自身を除く): 85630345

約数列:

[1, 5, 37, 59, 131, 185, 223, 295, 655, 1115, 2183, 4847, 7729, 8251, 10915, 13157, 24235, 29213, 38645, 41255, 65785, 146065, 285973, 486809, 1080881, 1429865, 1723567, 2434045, 5404405, 8617835, 63771979, 318859895]

約数ペア:

[(1, 318859895), (5, 63771979), (37, 8617835), (59, 5404405), (131, 2434045), (185, 1723567), (223, 1429865), (295, 1080881), (655, 486809), (1115, 285973), (2183, 146065), (4847, 65785), (7729, 41255), (8251, 38645), (10915, 29213), (13157, 24235)]