42161985

素因数分解:

$3^3\times 5^1\times {\mathrm{312311}}^1$

素因数の和:312325

約数の個数: 16

約数和(自身を含む): 74954880

約数和(自身を除く): 32792895

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 312311, 936933, 1561555, 2810799, 4684665, 8432397, 14053995, 42161985]

約数ペア:

[(1, 42161985), (3, 14053995), (5, 8432397), (9, 4684665), (15, 2810799), (27, 1561555), (45, 936933), (135, 312311)]