681567345

素因数分解:

$3^3\times 5^1\times {\mathrm{5048647}}^1$

素因数の和:5048661

約数の個数: 16

約数和(自身を含む): 1211675520

約数和(自身を除く): 530108175

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 5048647, 15145941, 25243235, 45437823, 75729705, 136313469, 227189115, 681567345]

約数ペア:

[(1, 681567345), (3, 227189115), (5, 136313469), (9, 75729705), (15, 45437823), (27, 25243235), (45, 15145941), (135, 5048647)]