396489418

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{214783}}^1$

素因数の和:214869

約数の個数: 16

約数和(自身を含む): 649506816

約数和(自身を除く): 253017398

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 214783, 429566, 2792179, 5584358, 15249593, 30499186, 198244709, 396489418]

約数ペア:

[(1, 396489418), (2, 198244709), (13, 30499186), (26, 15249593), (71, 5584358), (142, 2792179), (923, 429566), (1846, 214783)]