25572015

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{81181}}^1$

素因数の和:81199

約数の個数: 24

約数和(自身を含む): 50657568

約数和(自身を除く): 25085553

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 81181, 243543, 405905, 568267, 730629, 1217715, 1704801, 2841335, 3653145, 5114403, 8524005, 25572015]

約数ペア:

[(1, 25572015), (3, 8524005), (5, 5114403), (7, 3653145), (9, 2841335), (15, 1704801), (21, 1217715), (35, 730629), (45, 568267), (63, 405905), (105, 243543), (315, 81181)]