12786021

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:401

約数の個数: 24

約数和(自身を含む): 19079424

約数和(自身を除く): 6293403

約数列:

[1, 3, 9, 47, 141, 167, 181, 423, 501, 543, 1503, 1629, 7849, 8507, 23547, 25521, 30227, 70641, 76563, 90681, 272043, 1420669, 4262007, 12786021]

約数ペア:

[(1, 12786021), (3, 4262007), (9, 1420669), (47, 272043), (141, 90681), (167, 76563), (181, 70641), (423, 30227), (501, 25521), (543, 23547), (1503, 8507), (1629, 7849)]