81690598

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{100357}}^1$

素因数の和:100407

約数の個数: 16

約数和(自身を含む): 137289744

約数和(自身を除く): 55599146

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 100357, 200714, 1103927, 2207854, 3713209, 7426418, 40845299, 81690598]

約数ペア:

[(1, 81690598), (2, 40845299), (11, 7426418), (22, 3713209), (37, 2207854), (74, 1103927), (407, 200714), (814, 100357)]