100902915

素因数分解:

$3^4\times 5^1\times {\mathrm{249143}}^1$

素因数の和:249160

約数の個数: 20

約数和(自身を含む): 180878544

約数和(自身を除く): 79975629

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 249143, 747429, 1245715, 2242287, 3737145, 6726861, 11211435, 20180583, 33634305, 100902915]

約数ペア:

[(1, 100902915), (3, 33634305), (5, 20180583), (9, 11211435), (15, 6726861), (27, 3737145), (45, 2242287), (81, 1245715), (135, 747429), (405, 249143)]