149767425

素因数分解:

$3^2\times 5^2\times {\mathrm{665633}}^1$

素因数の和:665649

約数の個数: 18

約数和(自身を含む): 268250502

約数和(自身を除く): 118483077

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 665633, 1996899, 3328165, 5990697, 9984495, 16640825, 29953485, 49922475, 149767425]

約数ペア:

[(1, 149767425), (3, 49922475), (5, 29953485), (9, 16640825), (15, 9984495), (25, 5990697), (45, 3328165), (75, 1996899), (225, 665633)]