56845165

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{28211}}^1$

素因数の和:28260

約数の個数: 16

約数和(自身を含む): 75833856

約数和(自身を除く): 18988691

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 28211, 141055, 366743, 874541, 1833715, 4372705, 11369033, 56845165]

約数ペア:

[(1, 56845165), (5, 11369033), (13, 4372705), (31, 1833715), (65, 874541), (155, 366743), (403, 141055), (2015, 28211)]