68304579

素因数分解:

$3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{3547}}^1$

素因数の和:3695

約数の個数: 24

約数和(自身を含む): 106780608

約数和(自身を除く): 38476029

約数列:

[1, 3, 7, 21, 49, 131, 147, 393, 917, 2751, 3547, 6419, 10641, 19257, 24829, 74487, 173803, 464657, 521409, 1393971, 3252599, 9757797, 22768193, 68304579]

約数ペア:

[(1, 68304579), (3, 22768193), (7, 9757797), (21, 3252599), (49, 1393971), (131, 521409), (147, 464657), (393, 173803), (917, 74487), (2751, 24829), (3547, 19257), (6419, 10641)]