10431655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{167}}^1$

素因数の和:247

約数の個数: 24

約数和(自身を含む): 14013216

約数和(自身を除く): 3581561

約数列:

[1, 5, 13, 31, 65, 155, 167, 403, 835, 961, 2015, 2171, 4805, 5177, 10855, 12493, 25885, 62465, 67301, 160487, 336505, 802435, 2086331, 10431655]

約数ペア:

[(1, 10431655), (5, 2086331), (13, 802435), (31, 336505), (65, 160487), (155, 67301), (167, 62465), (403, 25885), (835, 12493), (961, 10855), (2015, 5177), (2171, 4805)]