121890415

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{823}}^1\times {\mathrm{1559}}^1$

素因数の和:2406

約数の個数: 16

約数和(自身を含む): 154252800

約数和(自身を除く): 32362385

約数列:

[1, 5, 19, 95, 823, 1559, 4115, 7795, 15637, 29621, 78185, 148105, 1283057, 6415285, 24378083, 121890415]

約数ペア:

[(1, 121890415), (5, 24378083), (19, 6415285), (95, 1283057), (823, 148105), (1559, 78185), (4115, 29621), (7795, 15637)]