80655669

素因数分解:

$3^4\times {\mathrm{659}}^1\times {\mathrm{1511}}^1$

素因数の和:2182

約数の個数: 20

約数和(自身を含む): 120748320

約数和(自身を除く): 40092651

約数列:

[1, 3, 9, 27, 81, 659, 1511, 1977, 4533, 5931, 13599, 17793, 40797, 53379, 122391, 995749, 2987247, 8961741, 26885223, 80655669]

約数ペア:

[(1, 80655669), (3, 26885223), (9, 8961741), (27, 2987247), (81, 995749), (659, 122391), (1511, 53379), (1977, 40797), (4533, 17793), (5931, 13599)]