47312109

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21283}}^1$

素因数の和:21321

約数の個数: 24

約数和(自身を含む): 77473760

約数和(自身を除く): 30161651

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 21283, 63849, 191547, 276679, 404377, 830037, 1213131, 2490111, 3639393, 5256901, 15770703, 47312109]

約数ペア:

[(1, 47312109), (3, 15770703), (9, 5256901), (13, 3639393), (19, 2490111), (39, 1213131), (57, 830037), (117, 404377), (171, 276679), (247, 191547), (741, 63849), (2223, 21283)]