251478

素因数分解:

$2^1\times 3^3\times {\mathrm{4657}}^1$

素因数の和:4668

約数の個数: 16

約数和(自身を含む): 558960

約数和(自身を除く): 307482

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 4657, 9314, 13971, 27942, 41913, 83826, 125739, 251478]

約数ペア:

[(1, 251478), (2, 125739), (3, 83826), (6, 41913), (9, 27942), (18, 13971), (27, 9314), (54, 4657)]