4499680005

素因数分解:

$3^4\times 5^1\times {\mathrm{11110321}}^1$

素因数の和:11110338

約数の個数: 20

約数和(自身を含む): 8066093772

約数和(自身を除く): 3566413767

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 11110321, 33330963, 55551605, 99992889, 166654815, 299978667, 499964445, 899936001, 1499893335, 4499680005]

約数ペア:

[(1, 4499680005), (3, 1499893335), (5, 899936001), (9, 499964445), (15, 299978667), (27, 166654815), (45, 99992889), (81, 55551605), (135, 33330963), (405, 11110321)]