28125153

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{14401}}^1$

素因数の和:14445

約数の個数: 24

約数和(自身を含む): 47929856

約数和(自身を除く): 19804703

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 14401, 43203, 100807, 129609, 302421, 446431, 907263, 1339293, 3125017, 4017879, 9375051, 28125153]

約数ペア:

[(1, 28125153), (3, 9375051), (7, 4017879), (9, 3125017), (21, 1339293), (31, 907263), (63, 446431), (93, 302421), (217, 129609), (279, 100807), (651, 43203), (1953, 14401)]