196380009

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{521}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 337019904

約数和(自身を除く): 140639895

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 193, 217, 279, 521, 579, 651, 1351, 1563, 1737, 1953, 3647, 4053, 4689, 5983, 10941, 12159, 16151, 17949, 32823, 41881, 48453, 53847, 100553, 113057, 125643, 145359, 301659, 339171, 376929, 703871, 904977, 1017513, 2111613, 3117143, 6334839, 9351429, 21820001, 28054287, 65460003, 196380009]

約数ペア:

[(1, 196380009), (3, 65460003), (7, 28054287), (9, 21820001), (21, 9351429), (31, 6334839), (63, 3117143), (93, 2111613), (193, 1017513), (217, 904977), (279, 703871), (521, 376929), (579, 339171), (651, 301659), (1351, 145359), (1563, 125643), (1737, 113057), (1953, 100553), (3647, 53847), (4053, 48453), (4689, 41881), (5983, 32823), (10941, 17949), (12159, 16151)]