2159157

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1$

素因数の和:753

約数の個数: 32

約数和(自身を含む): 3870720

約数和(自身を除く): 1711563

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 719, 1001, 2157, 3003, 5033, 7909, 9347, 15099, 23727, 28041, 55363, 65429, 102817, 166089, 196287, 308451, 719719, 2159157]

約数ペア:

[(1, 2159157), (3, 719719), (7, 308451), (11, 196287), (13, 166089), (21, 102817), (33, 65429), (39, 55363), (77, 28041), (91, 23727), (143, 15099), (231, 9347), (273, 7909), (429, 5033), (719, 3003), (1001, 2157)]