72819981

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{2791}}^1$

素因数の和:3033

約数の個数: 24

約数和(自身を含む): 113824256

約数和(自身を除く): 41004275

約数列:

[1, 3, 9, 13, 39, 117, 223, 669, 2007, 2791, 2899, 8373, 8697, 25119, 26091, 36283, 108849, 326547, 622393, 1867179, 5601537, 8091109, 24273327, 72819981]

約数ペア:

[(1, 72819981), (3, 24273327), (9, 8091109), (13, 5601537), (39, 1867179), (117, 622393), (223, 326547), (669, 108849), (2007, 36283), (2791, 26091), (2899, 25119), (8373, 8697)]