90228159

素因数分解:

$3^2\times 7^2\times {\mathrm{204599}}^1$

素因数の和:204619

約数の個数: 18

約数和(自身を含む): 151608600

約数和(自身を除く): 61380441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 204599, 613797, 1432193, 1841391, 4296579, 10025351, 12889737, 30076053, 90228159]

約数ペア:

[(1, 90228159), (3, 30076053), (7, 12889737), (9, 10025351), (21, 4296579), (49, 1841391), (63, 1432193), (147, 613797), (441, 204599)]