81215010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{902389}}^1$

素因数の和:902402

約数の個数: 24

約数和(自身を含む): 211159260

約数和(自身を除く): 129944250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 902389, 1804778, 2707167, 4511945, 5414334, 8121501, 9023890, 13535835, 16243002, 27071670, 40607505, 81215010]

約数ペア:

[(1, 81215010), (2, 40607505), (3, 27071670), (5, 16243002), (6, 13535835), (9, 9023890), (10, 8121501), (15, 5414334), (18, 4511945), (30, 2707167), (45, 1804778), (90, 902389)]