261749614

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{3581}}^1$

素因数の和:3840

約数の個数: 32

約数和(自身を含む): 470416896

約数和(自身を除く): 208667282

約数列:

[1, 2, 7, 14, 23, 46, 161, 227, 322, 454, 1589, 3178, 3581, 5221, 7162, 10442, 25067, 36547, 50134, 73094, 82363, 164726, 576541, 812887, 1153082, 1625774, 5690209, 11380418, 18696401, 37392802, 130874807, 261749614]

約数ペア:

[(1, 261749614), (2, 130874807), (7, 37392802), (14, 18696401), (23, 11380418), (46, 5690209), (161, 1625774), (227, 1153082), (322, 812887), (454, 576541), (1589, 164726), (3178, 82363), (3581, 73094), (5221, 50134), (7162, 36547), (10442, 25067)]