51270505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71707}}^1$

素因数の和:71736

約数の個数: 16

約数和(自身を含む): 72281664

約数和(自身を除く): 21011159

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 71707, 358535, 788777, 932191, 3943885, 4660955, 10254101, 51270505]

約数ペア:

[(1, 51270505), (5, 10254101), (11, 4660955), (13, 3943885), (55, 932191), (65, 788777), (143, 358535), (715, 71707)]