990301797

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{337}}^1\times {\mathrm{6947}}^1$

素因数の和:7337

約数の個数: 24

約数和(自身を含む): 1465416576

約数和(自身を除く): 475114779

約数列:

[1, 3, 9, 47, 141, 337, 423, 1011, 3033, 6947, 15839, 20841, 47517, 62523, 142551, 326509, 979527, 2341139, 2938581, 7023417, 21070251, 110033533, 330100599, 990301797]

約数ペア:

[(1, 990301797), (3, 330100599), (9, 110033533), (47, 21070251), (141, 7023417), (337, 2938581), (423, 2341139), (1011, 979527), (3033, 326509), (6947, 142551), (15839, 62523), (20841, 47517)]