12490947

素因数分解:

$3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{599}}^1$

素因数の和:943

約数の個数: 24

約数和(自身を含む): 20716800

約数和(自身を除く): 8225853

約数列:

[1, 3, 7, 9, 21, 63, 331, 599, 993, 1797, 2317, 2979, 4193, 5391, 6951, 12579, 20853, 37737, 198269, 594807, 1387883, 1784421, 4163649, 12490947]

約数ペア:

[(1, 12490947), (3, 4163649), (7, 1784421), (9, 1387883), (21, 594807), (63, 198269), (331, 37737), (599, 20853), (993, 12579), (1797, 6951), (2317, 5391), (2979, 4193)]