1285672238

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{76519}}^1$

素因数の和:76823

約数の個数: 16

約数和(自身を含む): 1998090240

約数和(自身を除く): 712418002

約数列:

[1, 2, 31, 62, 271, 542, 8401, 16802, 76519, 153038, 2372089, 4744178, 20736649, 41473298, 642836119, 1285672238]

約数ペア:

[(1, 1285672238), (2, 642836119), (31, 41473298), (62, 20736649), (271, 4744178), (542, 2372089), (8401, 153038), (16802, 76519)]