258757889

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{18413}}^1$

素因数の和:18496

約数の個数: 16

約数和(自身を含む): 296980992

約数和(自身を除く): 38223103

約数列:

[1, 13, 23, 47, 299, 611, 1081, 14053, 18413, 239369, 423499, 865411, 5505487, 11250343, 19904453, 258757889]

約数ペア:

[(1, 258757889), (13, 19904453), (23, 11250343), (47, 5505487), (299, 865411), (611, 423499), (1081, 239369), (14053, 18413)]