9981398

素因数分解:

$2^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{569}}^1$

素因数の和:764

約数の個数: 24

約数和(自身を含む): 17544600

約数和(自身を除く): 7563202

約数列:

[1, 2, 7, 14, 49, 98, 179, 358, 569, 1138, 1253, 2506, 3983, 7966, 8771, 17542, 27881, 55762, 101851, 203702, 712957, 1425914, 4990699, 9981398]

約数ペア:

[(1, 9981398), (2, 4990699), (7, 1425914), (14, 712957), (49, 203702), (98, 101851), (179, 55762), (358, 27881), (569, 17542), (1138, 8771), (1253, 7966), (2506, 3983)]