16785209

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:452

約数の個数: 16

約数和(自身を含む): 19660800

約数和(自身を除く): 2875591

約数列:

[1, 7, 79, 127, 239, 553, 889, 1673, 10033, 18881, 30353, 70231, 132167, 212471, 2397887, 16785209]

約数ペア:

[(1, 16785209), (7, 2397887), (79, 212471), (127, 132167), (239, 70231), (553, 30353), (889, 18881), (1673, 10033)]