55221165

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{20117}}^1$

素因数の和:20189

約数の個数: 24

約数和(自身を含む): 97290648

約数和(自身を除く): 42069483

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 549, 915, 2745, 20117, 60351, 100585, 181053, 301755, 905265, 1227137, 3681411, 6135685, 11044233, 18407055, 55221165]

約数ペア:

[(1, 55221165), (3, 18407055), (5, 11044233), (9, 6135685), (15, 3681411), (45, 1227137), (61, 905265), (183, 301755), (305, 181053), (549, 100585), (915, 60351), (2745, 20117)]