989843757

素因数分解:

$3^1\times 7^2\times {\mathrm{1069}}^1\times {\mathrm{6299}}^1$

素因数の和:7385

約数の個数: 24

約数和(自身を含む): 1536948000

約数和(自身を除く): 547104243

約数列:

[1, 3, 7, 21, 49, 147, 1069, 3207, 6299, 7483, 18897, 22449, 44093, 52381, 132279, 157143, 308651, 925953, 6733631, 20200893, 47135417, 141406251, 329947919, 989843757]

約数ペア:

[(1, 989843757), (3, 329947919), (7, 141406251), (21, 47135417), (49, 20200893), (147, 6733631), (1069, 925953), (3207, 308651), (6299, 157143), (7483, 132279), (18897, 52381), (22449, 44093)]