2018475

素因数分解:

$3^2\times 5^2\times {\mathrm{8971}}^1$

素因数の和:8987

約数の個数: 18

約数和(自身を含む): 3615716

約数和(自身を除く): 1597241

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 8971, 26913, 44855, 80739, 134565, 224275, 403695, 672825, 2018475]

約数ペア:

[(1, 2018475), (3, 672825), (5, 403695), (9, 224275), (15, 134565), (25, 80739), (45, 44855), (75, 26913), (225, 8971)]