2215778255

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{129313}}^1$

素因数の和:129490

約数の個数: 16

約数和(自身を含む): 2793182400

約数和(自身を除く): 577404145

約数列:

[1, 5, 23, 115, 149, 745, 3427, 17135, 129313, 646565, 2974199, 14870995, 19267637, 96338185, 443155651, 2215778255]

約数ペア:

[(1, 2215778255), (5, 443155651), (23, 96338185), (115, 19267637), (149, 14870995), (745, 2974199), (3427, 646565), (17135, 129313)]