2490915

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{3389}}^1$

素因数の和:3411

約数の個数: 24

約数和(自身を含む): 4637520

約数和(自身を除く): 2146605

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 3389, 10167, 16945, 23723, 50835, 71169, 118615, 166061, 355845, 498183, 830305, 2490915]

約数ペア:

[(1, 2490915), (3, 830305), (5, 498183), (7, 355845), (15, 166061), (21, 118615), (35, 71169), (49, 50835), (105, 23723), (147, 16945), (245, 10167), (735, 3389)]