27400331

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^2\times {\mathrm{73}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 33619680

約数和(自身を除く): 6219349

約数列:

[1, 7, 29, 43, 73, 203, 301, 511, 1247, 1849, 2117, 3139, 8729, 12943, 14819, 21973, 53621, 91031, 134977, 375347, 637217, 944839, 3914333, 27400331]

約数ペア:

[(1, 27400331), (7, 3914333), (29, 944839), (43, 637217), (73, 375347), (203, 134977), (301, 91031), (511, 53621), (1247, 21973), (1849, 14819), (2117, 12943), (3139, 8729)]