3998306

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2521}}^1$

素因数の和:2597

約数の個数: 16

約数和(自身を含む): 6567288

約数和(自身を除く): 2568982

約数列:

[1, 2, 13, 26, 61, 122, 793, 1586, 2521, 5042, 32773, 65546, 153781, 307562, 1999153, 3998306]

約数ペア:

[(1, 3998306), (2, 1999153), (13, 307562), (26, 153781), (61, 65546), (122, 32773), (793, 5042), (1586, 2521)]