721096321153

素因数分解:

${\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{1637}}^1\times {\mathrm{38903}}^1$

素因数の和:40633

約数の個数: 24

約数和(自身を含む): 792990813888

約数和(自身を除く): 71894492735

約数列:

[1, 13, 67, 169, 871, 1637, 11323, 21281, 38903, 109679, 276653, 505739, 1425827, 2606501, 6574607, 18535751, 33884513, 63684211, 440498669, 827894743, 4266842137, 10762631659, 55468947781, 721096321153]

約数ペア:

[(1, 721096321153), (13, 55468947781), (67, 10762631659), (169, 4266842137), (871, 827894743), (1637, 440498669), (11323, 63684211), (21281, 33884513), (38903, 18535751), (109679, 6574607), (276653, 2606501), (505739, 1425827)]