28100404731

素因数分解:

$3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{3834139}}^1$

素因数の和:3834498

約数の個数: 16

約数和(自身を含む): 42942368000

約数和(自身を除く): 14841963269

約数列:

[1, 3, 7, 21, 349, 1047, 2443, 7329, 3834139, 11502417, 26838973, 80516919, 1338114511, 4014343533, 9366801577, 28100404731]

約数ペア:

[(1, 28100404731), (3, 9366801577), (7, 4014343533), (21, 1338114511), (349, 80516919), (1047, 26838973), (2443, 11502417), (7329, 3834139)]