22717681

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:792

約数の個数: 16

約数和(自身を含む): 26748288

約数和(自身を除く): 4030607

約数列:

[1, 7, 61, 83, 427, 581, 641, 4487, 5063, 35441, 39101, 53203, 273707, 372421, 3245383, 22717681]

約数ペア:

[(1, 22717681), (7, 3245383), (61, 372421), (83, 273707), (427, 53203), (581, 39101), (641, 35441), (4487, 5063)]