25740897

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{7253}}^1$

素因数の和:7289

約数の個数: 24

約数和(自身を含む): 42479424

約数和(自身を除く): 16738527

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 7253, 21759, 50771, 94289, 152313, 282867, 660023, 1225757, 1980069, 3677271, 8580299, 25740897]

約数ペア:

[(1, 25740897), (3, 8580299), (7, 3677271), (13, 1980069), (21, 1225757), (39, 660023), (91, 282867), (169, 152313), (273, 94289), (507, 50771), (1183, 21759), (3549, 7253)]