3889851

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9749}}^1$

素因数の和:9778

約数の個数: 16

約数和(自身を含む): 6240000

約数和(自身を除く): 2350149

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 9749, 29247, 68243, 185231, 204729, 555693, 1296617, 3889851]

約数ペア:

[(1, 3889851), (3, 1296617), (7, 555693), (19, 204729), (21, 185231), (57, 68243), (133, 29247), (399, 9749)]