289916990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{13799}}^1$

素因数の和:14008

約数の個数: 32

約数和(自身を含む): 572313600

約数和(自身を除く): 282396610

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 191, 382, 955, 1910, 2101, 4202, 10505, 13799, 21010, 27598, 68995, 137990, 151789, 303578, 758945, 1517890, 2635609, 5271218, 13178045, 26356090, 28991699, 57983398, 144958495, 289916990]

約数ペア:

[(1, 289916990), (2, 144958495), (5, 57983398), (10, 28991699), (11, 26356090), (22, 13178045), (55, 5271218), (110, 2635609), (191, 1517890), (382, 758945), (955, 303578), (1910, 151789), (2101, 137990), (4202, 68995), (10505, 27598), (13799, 21010)]