27830481

素因数分解:

$3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{2281}}^1$

素因数の和:2381

約数の個数: 24

約数和(自身を含む): 43704864

約数和(自身を除く): 15874383

約数列:

[1, 3, 7, 21, 49, 83, 147, 249, 581, 1743, 2281, 4067, 6843, 12201, 15967, 47901, 111769, 189323, 335307, 567969, 1325261, 3975783, 9276827, 27830481]

約数ペア:

[(1, 27830481), (3, 9276827), (7, 3975783), (21, 1325261), (49, 567969), (83, 335307), (147, 189323), (249, 111769), (581, 47901), (1743, 15967), (2281, 12201), (4067, 6843)]