127392769

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{1621}}^1$

素因数の和:1840

約数の個数: 16

約数和(自身を含む): 148445440

約数和(自身を除く): 21052671

約数列:

[1, 7, 103, 109, 721, 763, 1621, 11227, 11347, 78589, 166963, 176689, 1168741, 1236823, 18198967, 127392769]

約数ペア:

[(1, 127392769), (7, 18198967), (103, 1236823), (109, 1168741), (721, 176689), (763, 166963), (1621, 78589), (11227, 11347)]