80143959

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 131619840

約数和(自身を除く): 51475881

約数列:

[1, 3, 7, 21, 31, 43, 49, 93, 129, 147, 217, 301, 409, 651, 903, 1227, 1333, 1519, 2107, 2863, 3999, 4557, 6321, 8589, 9331, 12679, 17587, 20041, 27993, 38037, 52761, 60123, 65317, 88753, 123109, 195951, 266259, 369327, 545197, 621271, 861763, 1635591, 1863813, 2585289, 3816379, 11449137, 26714653, 80143959]

約数ペア:

[(1, 80143959), (3, 26714653), (7, 11449137), (21, 3816379), (31, 2585289), (43, 1863813), (49, 1635591), (93, 861763), (129, 621271), (147, 545197), (217, 369327), (301, 266259), (409, 195951), (651, 123109), (903, 88753), (1227, 65317), (1333, 60123), (1519, 52761), (2107, 38037), (2863, 27993), (3999, 20041), (4557, 17587), (6321, 12679), (8589, 9331)]