12778851

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{439}}^1$

素因数の和:786

約数の個数: 16

約数和(自身を含む): 17684480

約数和(自身を除く): 4905629

約数列:

[1, 3, 31, 93, 313, 439, 939, 1317, 9703, 13609, 29109, 40827, 137407, 412221, 4259617, 12778851]

約数ペア:

[(1, 12778851), (3, 4259617), (31, 412221), (93, 137407), (313, 40827), (439, 29109), (939, 13609), (1317, 9703)]