1251330381

素因数分解:

$3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{89069}}^1$

素因数の和:89305

約数の個数: 24

約数和(自身を含む): 2074974720

約数和(自身を除く): 823644339

約数列:

[1, 3, 7, 9, 21, 63, 223, 669, 1561, 2007, 4683, 14049, 89069, 267207, 623483, 801621, 1870449, 5611347, 19862387, 59587161, 139036709, 178761483, 417110127, 1251330381]

約数ペア:

[(1, 1251330381), (3, 417110127), (7, 178761483), (9, 139036709), (21, 59587161), (63, 19862387), (223, 5611347), (669, 1870449), (1561, 801621), (2007, 623483), (4683, 267207), (14049, 89069)]