55559115

素因数分解:

$3^4\times 5^1\times {\mathrm{137183}}^1$

素因数の和:137200

約数の個数: 20

約数和(自身を含む): 99595584

約数和(自身を除く): 44036469

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 137183, 411549, 685915, 1234647, 2057745, 3703941, 6173235, 11111823, 18519705, 55559115]

約数ペア:

[(1, 55559115), (3, 18519705), (5, 11111823), (9, 6173235), (15, 3703941), (27, 2057745), (45, 1234647), (81, 685915), (135, 411549), (405, 137183)]