161998278

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2076901}}^1$

素因数の和:2076919

約数の個数: 16

約数和(自身を含む): 348919536

約数和(自身を除く): 186921258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2076901, 4153802, 6230703, 12461406, 26999713, 53999426, 80999139, 161998278]

約数ペア:

[(1, 161998278), (2, 80999139), (3, 53999426), (6, 26999713), (13, 12461406), (26, 6230703), (39, 4153802), (78, 2076901)]