28793187

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1583}}^1$

素因数の和:1679

約数の個数: 24

約数和(自身を含む): 43490304

約数和(自身を除く): 14697117

約数列:

[1, 3, 9, 43, 47, 129, 141, 387, 423, 1583, 2021, 4749, 6063, 14247, 18189, 68069, 74401, 204207, 223203, 612621, 669609, 3199243, 9597729, 28793187]

約数ペア:

[(1, 28793187), (3, 9597729), (9, 3199243), (43, 669609), (47, 612621), (129, 223203), (141, 204207), (387, 74401), (423, 68069), (1583, 18189), (2021, 14247), (4749, 6063)]