648634415

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{82471}}^1$

素因数の和:82511

約数の個数: 24

約数和(自身を含む): 921377184

約数和(自身を除く): 272742769

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 605, 715, 1573, 7865, 82471, 412355, 907181, 1072123, 4535905, 5360615, 9978991, 11793353, 49894955, 58966765, 129726883, 648634415]

約数ペア:

[(1, 648634415), (5, 129726883), (11, 58966765), (13, 49894955), (55, 11793353), (65, 9978991), (121, 5360615), (143, 4535905), (605, 1072123), (715, 907181), (1573, 412355), (7865, 82471)]