20121337485

素因数分解:

$3^2\times 5^1\times {\mathrm{1697}}^1\times {\mathrm{263489}}^1$

素因数の和:265197

約数の個数: 24

約数和(自身を含む): 34897669560

約数和(自身を除く): 14776332075

約数列:

[1, 3, 5, 9, 15, 45, 1697, 5091, 8485, 15273, 25455, 76365, 263489, 790467, 1317445, 2371401, 3952335, 11857005, 447140833, 1341422499, 2235704165, 4024267497, 6707112495, 20121337485]

約数ペア:

[(1, 20121337485), (3, 6707112495), (5, 4024267497), (9, 2235704165), (15, 1341422499), (45, 447140833), (1697, 11857005), (5091, 3952335), (8485, 2371401), (15273, 1317445), (25455, 790467), (76365, 263489)]