3886827

素因数分解:

$3^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 6104016

約数和(自身を除く): 2217189

約数列:

[1, 3, 7, 21, 49, 137, 147, 193, 411, 579, 959, 1351, 2877, 4053, 6713, 9457, 20139, 26441, 28371, 79323, 185087, 555261, 1295609, 3886827]

約数ペア:

[(1, 3886827), (3, 1295609), (7, 555261), (21, 185087), (49, 79323), (137, 28371), (147, 26441), (193, 20139), (411, 9457), (579, 6713), (959, 4053), (1351, 2877)]