53640021

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{6869}}^1$

素因数の和:7028

約数の個数: 16

約数和(自身を含む): 75844800

約数和(自身を除く): 22204779

約数列:

[1, 3, 19, 57, 137, 411, 2603, 6869, 7809, 20607, 130511, 391533, 941053, 2823159, 17880007, 53640021]

約数ペア:

[(1, 53640021), (3, 17880007), (19, 2823159), (57, 941053), (137, 391533), (411, 130511), (2603, 20607), (6869, 7809)]