16251403

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1721}}^1$

素因数の和:1818

約数の個数: 16

約数和(自身を含む): 19837440

約数和(自身を除く): 3586037

約数列:

[1, 7, 19, 71, 133, 497, 1349, 1721, 9443, 12047, 32699, 122191, 228893, 855337, 2321629, 16251403]

約数ペア:

[(1, 16251403), (7, 2321629), (19, 855337), (71, 228893), (133, 122191), (497, 32699), (1349, 12047), (1721, 9443)]