12887478

素因数分解:

$2^1\times 3^3\times {\mathrm{238657}}^1$

素因数の和:238668

約数の個数: 16

約数和(自身を含む): 28638960

約数和(自身を除く): 15751482

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 238657, 477314, 715971, 1431942, 2147913, 4295826, 6443739, 12887478]

約数ペア:

[(1, 12887478), (2, 6443739), (3, 4295826), (6, 2147913), (9, 1431942), (18, 715971), (27, 477314), (54, 238657)]