82785255

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{691}}^1$

素因数の和:876

約数の個数: 48

約数和(自身を含む): 155251584

約数和(自身を除く): 72466329

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 163, 245, 489, 691, 735, 815, 1141, 2073, 2445, 3423, 3455, 4837, 5705, 7987, 10365, 14511, 17115, 23961, 24185, 33859, 39935, 72555, 101577, 112633, 119805, 169295, 337899, 507885, 563165, 788431, 1689495, 2365293, 3942155, 5519017, 11826465, 16557051, 27595085, 82785255]

約数ペア:

[(1, 82785255), (3, 27595085), (5, 16557051), (7, 11826465), (15, 5519017), (21, 3942155), (35, 2365293), (49, 1689495), (105, 788431), (147, 563165), (163, 507885), (245, 337899), (489, 169295), (691, 119805), (735, 112633), (815, 101577), (1141, 72555), (2073, 39935), (2445, 33859), (3423, 24185), (3455, 23961), (4837, 17115), (5705, 14511), (7987, 10365)]