551343

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:294

約数の個数: 16

約数和(自身を含む): 807296

約数和(自身を除く): 255953

約数列:

[1, 3, 13, 39, 67, 201, 211, 633, 871, 2613, 2743, 8229, 14137, 42411, 183781, 551343]

約数ペア:

[(1, 551343), (3, 183781), (13, 42411), (39, 14137), (67, 8229), (201, 2743), (211, 2613), (633, 871)]