7639045

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1$

素因数の和:636

約数の個数: 16

約数和(自身を含む): 9722880

約数和(自身を除く): 2083835

約数列:

[1, 5, 19, 95, 191, 421, 955, 2105, 3629, 7999, 18145, 39995, 80411, 402055, 1527809, 7639045]

約数ペア:

[(1, 7639045), (5, 1527809), (19, 402055), (95, 80411), (191, 39995), (421, 18145), (955, 7999), (2105, 3629)]