65107905

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{859}}^1$

素因数の和:1061

約数の個数: 32

約数和(自身を含む): 108318720

約数和(自身を除く): 43210815

約数列:

[1, 3, 5, 15, 31, 93, 155, 163, 465, 489, 815, 859, 2445, 2577, 4295, 5053, 12885, 15159, 25265, 26629, 75795, 79887, 133145, 140017, 399435, 420051, 700085, 2100255, 4340527, 13021581, 21702635, 65107905]

約数ペア:

[(1, 65107905), (3, 21702635), (5, 13021581), (15, 4340527), (31, 2100255), (93, 700085), (155, 420051), (163, 399435), (465, 140017), (489, 133145), (815, 79887), (859, 75795), (2445, 26629), (2577, 25265), (4295, 15159), (5053, 12885)]