31389281

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{14057}}^1$

素因数の和:14104

約数の個数: 16

約数和(自身を含む): 40487040

約数和(自身を除く): 9097759

約数列:

[1, 7, 11, 29, 77, 203, 319, 2233, 14057, 98399, 154627, 407653, 1082389, 2853571, 4484183, 31389281]

約数ペア:

[(1, 31389281), (7, 4484183), (11, 2853571), (29, 1082389), (77, 407653), (203, 154627), (319, 98399), (2233, 14057)]