16945251

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 24760320

約数和(自身を除く): 7815069

約数列:

[1, 3, 29, 31, 61, 87, 93, 103, 183, 309, 899, 1769, 1891, 2697, 2987, 3193, 5307, 5673, 6283, 8961, 9579, 18849, 54839, 92597, 164517, 182207, 194773, 277791, 546621, 584319, 5648417, 16945251]

約数ペア:

[(1, 16945251), (3, 5648417), (29, 584319), (31, 546621), (61, 277791), (87, 194773), (93, 182207), (103, 164517), (183, 92597), (309, 54839), (899, 18849), (1769, 9579), (1891, 8961), (2697, 6283), (2987, 5673), (3193, 5307)]