90522747

素因数分解:

$3^2\times 7^2\times {\mathrm{205267}}^1$

素因数の和:205287

約数の個数: 18

約数和(自身を含む): 152103588

約数和(自身を除く): 61580841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 205267, 615801, 1436869, 1847403, 4310607, 10058083, 12931821, 30174249, 90522747]

約数ペア:

[(1, 90522747), (3, 30174249), (7, 12931821), (9, 10058083), (21, 4310607), (49, 1847403), (63, 1436869), (147, 615801), (441, 205267)]