492778209

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{19571}}^1$

素因数の和:19701

約数の個数: 32

約数和(自身を含む): 826721280

約数和(自身を除く): 333943071

約数列:

[1, 3, 7, 11, 21, 33, 77, 109, 231, 327, 763, 1199, 2289, 3597, 8393, 19571, 25179, 58713, 136997, 215281, 410991, 645843, 1506967, 2133239, 4520901, 6399717, 14932673, 23465629, 44798019, 70396887, 164259403, 492778209]

約数ペア:

[(1, 492778209), (3, 164259403), (7, 70396887), (11, 44798019), (21, 23465629), (33, 14932673), (77, 6399717), (109, 4520901), (231, 2133239), (327, 1506967), (763, 645843), (1199, 410991), (2289, 215281), (3597, 136997), (8393, 58713), (19571, 25179)]