1807990919

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{192319}}^1$

素因数の和:192422

約数の個数: 16

約数和(自身を含む): 2215526400

約数和(自身を除く): 407535481

約数列:

[1, 7, 17, 79, 119, 553, 1343, 9401, 192319, 1346233, 3269423, 15193201, 22885961, 106352407, 258284417, 1807990919]

約数ペア:

[(1, 1807990919), (7, 258284417), (17, 106352407), (79, 22885961), (119, 15193201), (553, 3269423), (1343, 1346233), (9401, 192319)]