53995005

素因数分解:

$3^4\times 5^1\times {\mathrm{133321}}^1$

素因数の和:133338

約数の個数: 20

約数和(自身を含む): 96791772

約数和(自身を除く): 42796767

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 133321, 399963, 666605, 1199889, 1999815, 3599667, 5999445, 10799001, 17998335, 53995005]

約数ペア:

[(1, 53995005), (3, 17998335), (5, 10799001), (9, 5999445), (15, 3599667), (27, 1999815), (45, 1199889), (81, 666605), (135, 399963), (405, 133321)]