665996864

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{800477}}^1$

素因数の和:800502

約数の個数: 28

約数和(自身を含む): 1423249884

約数和(自身を除く): 757253020

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 800477, 1600954, 3201908, 6403816, 10406201, 12807632, 20812402, 25615264, 41624804, 51230528, 83249608, 166499216, 332998432, 665996864]

約数ペア:

[(1, 665996864), (2, 332998432), (4, 166499216), (8, 83249608), (13, 51230528), (16, 41624804), (26, 25615264), (32, 20812402), (52, 12807632), (64, 10406201), (104, 6403816), (208, 3201908), (416, 1600954), (832, 800477)]