1520682891

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5570267}}^1$

素因数の和:5570290

約数の個数: 16

約数和(自身を含む): 2495480064

約数和(自身を除く): 974797173

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 5570267, 16710801, 38991869, 72413471, 116975607, 217240413, 506894297, 1520682891]

約数ペア:

[(1, 1520682891), (3, 506894297), (7, 217240413), (13, 116975607), (21, 72413471), (39, 38991869), (91, 16710801), (273, 5570267)]