251959071

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{3677}}^1$

素因数の和:3951

約数の個数: 32

約数和(自身を含む): 415231488

約数和(自身を除く): 163272417

約数列:

[1, 3, 7, 13, 21, 39, 91, 251, 273, 753, 1757, 3263, 3677, 5271, 9789, 11031, 22841, 25739, 47801, 68523, 77217, 143403, 334607, 922927, 1003821, 2768781, 6460489, 11998051, 19381467, 35994153, 83986357, 251959071]

約数ペア:

[(1, 251959071), (3, 83986357), (7, 35994153), (13, 19381467), (21, 11998051), (39, 6460489), (91, 2768781), (251, 1003821), (273, 922927), (753, 334607), (1757, 143403), (3263, 77217), (3677, 68523), (5271, 47801), (9789, 25739), (11031, 22841)]