681569648

素因数分解:

$2^4\times {\mathrm{42598103}}^1$

素因数の和:42598111

約数の個数: 10

約数和(自身を含む): 1320541224

約数和(自身を除く): 638971576

約数列:

[1, 2, 4, 8, 16, 42598103, 85196206, 170392412, 340784824, 681569648]

約数ペア:

[(1, 681569648), (2, 340784824), (4, 170392412), (8, 85196206), (16, 42598103)]