80675919

素因数分解:

$3^4\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 60

約数和(自身を含む): 132770880

約数和(自身を除く): 52094961

約数列:

[1, 3, 9, 19, 27, 31, 57, 81, 89, 93, 171, 267, 279, 361, 513, 589, 801, 837, 1083, 1539, 1691, 1767, 2403, 2511, 2759, 3249, 5073, 5301, 7209, 8277, 9747, 11191, 15219, 15903, 24831, 29241, 32129, 33573, 45657, 47709, 52421, 74493, 96387, 100719, 136971, 157263, 223479, 289161, 302157, 471789, 867483, 906471, 995999, 1415367, 2602449, 2987997, 4246101, 8963991, 26891973, 80675919]

約数ペア:

[(1, 80675919), (3, 26891973), (9, 8963991), (19, 4246101), (27, 2987997), (31, 2602449), (57, 1415367), (81, 995999), (89, 906471), (93, 867483), (171, 471789), (267, 302157), (279, 289161), (361, 223479), (513, 157263), (589, 136971), (801, 100719), (837, 96387), (1083, 74493), (1539, 52421), (1691, 47709), (1767, 45657), (2403, 33573), (2511, 32129), (2759, 29241), (3249, 24831), (5073, 15903), (5301, 15219), (7209, 11191), (8277, 9747)]