259236008

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{297289}}^1$

素因数の和:297404

約数の個数: 16

約数和(自身を含む): 490528500

約数和(自身を除く): 231292492

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 297289, 594578, 1189156, 2378312, 32404501, 64809002, 129618004, 259236008]

約数ペア:

[(1, 259236008), (2, 129618004), (4, 64809002), (8, 32404501), (109, 2378312), (218, 1189156), (436, 594578), (872, 297289)]