505485

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:297

約数の個数: 24

約数和(自身を含む): 898560

約数和(自身を除く): 393075

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 239, 423, 705, 717, 1195, 2115, 2151, 3585, 10755, 11233, 33699, 56165, 101097, 168495, 505485]

約数ペア:

[(1, 505485), (3, 168495), (5, 101097), (9, 56165), (15, 33699), (45, 11233), (47, 10755), (141, 3585), (235, 2151), (239, 2115), (423, 1195), (705, 717)]