66440285

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{7027}}^1$

素因数の和:7124

約数の個数: 16

約数和(自身を含む): 83661312

約数和(自身を除く): 17221027

約数列:

[1, 5, 31, 61, 155, 305, 1891, 7027, 9455, 35135, 217837, 428647, 1089185, 2143235, 13288057, 66440285]

約数ペア:

[(1, 66440285), (5, 13288057), (31, 2143235), (61, 1089185), (155, 428647), (305, 217837), (1891, 35135), (7027, 9455)]