78868215

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{14249}}^1$

素因数の和:14304

約数の個数: 32

約数和(自身を含む): 143640000

約数和(自身を除く): 64771785

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 123, 135, 205, 369, 615, 1107, 1845, 5535, 14249, 42747, 71245, 128241, 213735, 384723, 584209, 641205, 1752627, 1923615, 2921045, 5257881, 8763135, 15773643, 26289405, 78868215]

約数ペア:

[(1, 78868215), (3, 26289405), (5, 15773643), (9, 8763135), (15, 5257881), (27, 2921045), (41, 1923615), (45, 1752627), (123, 641205), (135, 584209), (205, 384723), (369, 213735), (615, 128241), (1107, 71245), (1845, 42747), (5535, 14249)]