1399680081

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{1321}}^1$

素因数の和:1563

約数の個数: 40

約数和(自身を含む): 2129414144

約数和(自身を除く): 729734063

約数列:

[1, 3, 9, 27, 81, 103, 127, 309, 381, 927, 1143, 1321, 2781, 3429, 3963, 8343, 10287, 11889, 13081, 35667, 39243, 107001, 117729, 136063, 167767, 353187, 408189, 503301, 1059561, 1224567, 1509903, 3673701, 4529709, 11021103, 13589127, 17280001, 51840003, 155520009, 466560027, 1399680081]

約数ペア:

[(1, 1399680081), (3, 466560027), (9, 155520009), (27, 51840003), (81, 17280001), (103, 13589127), (127, 11021103), (309, 4529709), (381, 3673701), (927, 1509903), (1143, 1224567), (1321, 1059561), (2781, 503301), (3429, 408189), (3963, 353187), (8343, 167767), (10287, 136063), (11889, 117729), (13081, 107001), (35667, 39243)]