996867809

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{1831}}^1$

素因数の和:2157

約数の個数: 24

約数和(自身を含む): 1192939776

約数和(自身を除く): 196071967

約数列:

[1, 7, 41, 49, 271, 287, 1831, 1897, 2009, 11111, 12817, 13279, 75071, 77777, 89719, 496201, 525497, 544439, 3473407, 3678479, 20344241, 24313849, 142409687, 996867809]

約数ペア:

[(1, 996867809), (7, 142409687), (41, 24313849), (49, 20344241), (271, 3678479), (287, 3473407), (1831, 544439), (1897, 525497), (2009, 496201), (11111, 89719), (12817, 77777), (13279, 75071)]