12556505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 17466624

約数和(自身を除く): 4910119

約数列:

[1, 5, 13, 23, 37, 65, 115, 185, 227, 299, 481, 851, 1135, 1495, 2405, 2951, 4255, 5221, 8399, 11063, 14755, 26105, 41995, 55315, 67873, 109187, 193177, 339365, 545935, 965885, 2511301, 12556505]

約数ペア:

[(1, 12556505), (5, 2511301), (13, 965885), (23, 545935), (37, 339365), (65, 193177), (115, 109187), (185, 67873), (227, 55315), (299, 41995), (481, 26105), (851, 14755), (1135, 11063), (1495, 8399), (2405, 5221), (2951, 4255)]