551477913

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{188927}}^1$

素因数の和:189076

約数の個数: 16

約数和(自身を含む): 846397440

約数和(自身を除く): 294919527

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 188927, 566781, 1322489, 3967467, 26260853, 78782559, 183825971, 551477913]

約数ペア:

[(1, 551477913), (3, 183825971), (7, 78782559), (21, 26260853), (139, 3967467), (417, 1322489), (973, 566781), (2919, 188927)]