90381501

素因数分解:

$3^4\times 7^1\times {\mathrm{159403}}^1$

素因数の和:159422

約数の個数: 20

約数和(自身を含む): 154303072

約数和(自身を除く): 63921571

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 159403, 478209, 1115821, 1434627, 3347463, 4303881, 10042389, 12911643, 30127167, 90381501]

約数ペア:

[(1, 90381501), (3, 30127167), (7, 12911643), (9, 10042389), (21, 4303881), (27, 3347463), (63, 1434627), (81, 1115821), (189, 478209), (567, 159403)]