12457835

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 16917984

約数和(自身を除く): 4460149

約数列:

[1, 5, 13, 23, 65, 115, 169, 299, 641, 845, 1495, 3205, 3887, 8333, 14743, 19435, 41665, 73715, 108329, 191659, 541645, 958295, 2491567, 12457835]

約数ペア:

[(1, 12457835), (5, 2491567), (13, 958295), (23, 541645), (65, 191659), (115, 108329), (169, 73715), (299, 41665), (641, 19435), (845, 14743), (1495, 8333), (3205, 3887)]