121311268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{12889}}^1$

素因数の和:13087

約数の個数: 24

約数和(自身を含む): 229906040

約数和(自身を除く): 108594772

約数列:

[1, 2, 4, 13, 26, 52, 181, 362, 724, 2353, 4706, 9412, 12889, 25778, 51556, 167557, 335114, 670228, 2332909, 4665818, 9331636, 30327817, 60655634, 121311268]

約数ペア:

[(1, 121311268), (2, 60655634), (4, 30327817), (13, 9331636), (26, 4665818), (52, 2332909), (181, 670228), (362, 335114), (724, 167557), (2353, 51556), (4706, 25778), (9412, 12889)]