68678237

素因数分解:

${\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:428

約数の個数: 16

約数和(自身を含む): 72563712

約数和(自身を除く): 3885475

約数列:

[1, 31, 103, 137, 157, 3193, 4247, 4867, 14111, 16171, 21509, 437441, 501301, 666779, 2215427, 68678237]

約数ペア:

[(1, 68678237), (31, 2215427), (103, 666779), (137, 501301), (157, 437441), (3193, 21509), (4247, 16171), (4867, 14111)]