129718655

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{1439}}^1$

素因数の和:1615

約数の個数: 24

約数和(自身を含む): 172368000

約数和(自身を除く): 42649345

約数列:

[1, 5, 11, 55, 121, 149, 605, 745, 1439, 1639, 7195, 8195, 15829, 18029, 79145, 90145, 174119, 214411, 870595, 1072055, 2358521, 11792605, 25943731, 129718655]

約数ペア:

[(1, 129718655), (5, 25943731), (11, 11792605), (55, 2358521), (121, 1072055), (149, 870595), (605, 214411), (745, 174119), (1439, 90145), (1639, 79145), (7195, 18029), (8195, 15829)]