247345893

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{36791}}^1$

素因数の和:36886

約数の個数: 20

約数和(自身を含む): 373953888

約数和(自身を除く): 126607995

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 2241, 6723, 36791, 110373, 331119, 993357, 2980071, 3053653, 9160959, 27482877, 82448631, 247345893]

約数ペア:

[(1, 247345893), (3, 82448631), (9, 27482877), (27, 9160959), (81, 3053653), (83, 2980071), (249, 993357), (747, 331119), (2241, 110373), (6723, 36791)]