256723404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{3056231}}^1$

素因数の和:3056245

約数の個数: 24

約数和(自身を含む): 684595968

約数和(自身を除く): 427872564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 3056231, 6112462, 9168693, 12224924, 18337386, 21393617, 36674772, 42787234, 64180851, 85574468, 128361702, 256723404]

約数ペア:

[(1, 256723404), (2, 128361702), (3, 85574468), (4, 64180851), (6, 42787234), (7, 36674772), (12, 21393617), (14, 18337386), (21, 12224924), (28, 9168693), (42, 6112462), (84, 3056231)]