39996666

素因数分解:

$2^1\times 3^4\times {\mathrm{149}}^1\times {\mathrm{1657}}^1$

素因数の和:1820

約数の個数: 40

約数和(自身を含む): 90278100

約数和(自身を除く): 50281434

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 149, 162, 298, 447, 894, 1341, 1657, 2682, 3314, 4023, 4971, 8046, 9942, 12069, 14913, 24138, 29826, 44739, 89478, 134217, 246893, 268434, 493786, 740679, 1481358, 2222037, 4444074, 6666111, 13332222, 19998333, 39996666]

約数ペア:

[(1, 39996666), (2, 19998333), (3, 13332222), (6, 6666111), (9, 4444074), (18, 2222037), (27, 1481358), (54, 740679), (81, 493786), (149, 268434), (162, 246893), (298, 134217), (447, 89478), (894, 44739), (1341, 29826), (1657, 24138), (2682, 14913), (3314, 12069), (4023, 9942), (4971, 8046)]