68142776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{655219}}^1$

素因数の和:655238

約数の個数: 16

約数和(自身を含む): 137596200

約数和(自身を除く): 69453424

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 655219, 1310438, 2620876, 5241752, 8517847, 17035694, 34071388, 68142776]

約数ペア:

[(1, 68142776), (2, 34071388), (4, 17035694), (8, 8517847), (13, 5241752), (26, 2620876), (52, 1310438), (104, 655219)]