12740595

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1709}}^1$

素因数の和:1795

約数の個数: 32

約数和(自身を含む): 23639040

約数和(自身を除く): 10898445

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 105, 213, 355, 497, 1065, 1491, 1709, 2485, 5127, 7455, 8545, 11963, 25635, 35889, 59815, 121339, 179445, 364017, 606695, 849373, 1820085, 2548119, 4246865, 12740595]

約数ペア:

[(1, 12740595), (3, 4246865), (5, 2548119), (7, 1820085), (15, 849373), (21, 606695), (35, 364017), (71, 179445), (105, 121339), (213, 59815), (355, 35889), (497, 25635), (1065, 11963), (1491, 8545), (1709, 7455), (2485, 5127)]