268687562

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{25391}}^1$

素因数の和:25454

約数の個数: 32

約数和(自身を含む): 486307584

約数和(自身を除く): 217620022

約数列:

[1, 2, 11, 13, 22, 26, 37, 74, 143, 286, 407, 481, 814, 962, 5291, 10582, 25391, 50782, 279301, 330083, 558602, 660166, 939467, 1878934, 3630913, 7261826, 10334137, 12213071, 20668274, 24426142, 134343781, 268687562]

約数ペア:

[(1, 268687562), (2, 134343781), (11, 24426142), (13, 20668274), (22, 12213071), (26, 10334137), (37, 7261826), (74, 3630913), (143, 1878934), (286, 939467), (407, 660166), (481, 558602), (814, 330083), (962, 279301), (5291, 50782), (10582, 25391)]