16720377

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{1103}}^1$

素因数の和:1300

約数の個数: 16

約数和(自身を含む): 23175168

約数和(自身を除く): 6454791

約数列:

[1, 3, 31, 93, 163, 489, 1103, 3309, 5053, 15159, 34193, 102579, 179789, 539367, 5573459, 16720377]

約数ペア:

[(1, 16720377), (3, 5573459), (31, 539367), (93, 179789), (163, 102579), (489, 34193), (1103, 15159), (3309, 5053)]