389408047

素因数分解:

$7^2\times {\mathrm{1747}}^1\times {\mathrm{4549}}^1$

素因数の和:6310

約数の個数: 12

約数和(自身を含む): 453343800

約数和(自身を除く): 63935753

約数列:

[1, 7, 49, 1747, 4549, 12229, 31843, 85603, 222901, 7947103, 55629721, 389408047]

約数ペア:

[(1, 389408047), (7, 55629721), (49, 7947103), (1747, 222901), (4549, 85603), (12229, 31843)]