690742

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{857}}^1$

素因数の和:903

約数の個数: 16

約数和(自身を含む): 1153152

約数和(自身を除く): 462410

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 857, 1714, 11141, 22282, 26567, 53134, 345371, 690742]

約数ペア:

[(1, 690742), (2, 345371), (13, 53134), (26, 26567), (31, 22282), (62, 11141), (403, 1714), (806, 857)]