8137215

素因数分解:

$3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{857}}^1$

素因数の和:1079

約数の個数: 24

約数和(自身を含む): 14187888

約数和(自身を除く): 6050673

約数列:

[1, 3, 5, 9, 15, 45, 211, 633, 857, 1055, 1899, 2571, 3165, 4285, 7713, 9495, 12855, 38565, 180827, 542481, 904135, 1627443, 2712405, 8137215]

約数ペア:

[(1, 8137215), (3, 2712405), (5, 1627443), (9, 904135), (15, 542481), (45, 180827), (211, 38565), (633, 12855), (857, 9495), (1055, 7713), (1899, 4285), (2571, 3165)]