31790278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53161}}^1$

素因数の和:53199

約数の個数: 16

約数和(自身を含む): 53587296

約数和(自身を除く): 21797018

約数列:

[1, 2, 13, 23, 26, 46, 299, 598, 53161, 106322, 691093, 1222703, 1382186, 2445406, 15895139, 31790278]

約数ペア:

[(1, 31790278), (2, 15895139), (13, 2445406), (23, 1382186), (26, 1222703), (46, 691093), (299, 106322), (598, 53161)]