399800798

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{85831}}^1$

素因数の和:85987

約数の個数: 16

約数和(自身を含む): 639620064

約数和(自身を除く): 239819266

約数列:

[1, 2, 17, 34, 137, 274, 2329, 4658, 85831, 171662, 1459127, 2918254, 11758847, 23517694, 199900399, 399800798]

約数ペア:

[(1, 399800798), (2, 199900399), (17, 23517694), (34, 11758847), (137, 2918254), (274, 1459127), (2329, 171662), (4658, 85831)]