9391291

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 12295584

約数和(自身を除く): 2904293

約数列:

[1, 7, 13, 23, 49, 91, 161, 299, 637, 641, 1127, 2093, 4487, 8333, 14651, 14743, 31409, 58331, 103201, 191659, 408317, 722407, 1341613, 9391291]

約数ペア:

[(1, 9391291), (7, 1341613), (13, 722407), (23, 408317), (49, 191659), (91, 103201), (161, 58331), (299, 31409), (637, 14743), (641, 14651), (1127, 8333), (2093, 4487)]