68370561

素因数分解:

$3^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3259}}^1$

素因数の和:3315

約数の個数: 40

約数和(自身を含む): 119915840

約数和(自身を除く): 51545279

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 81, 111, 189, 259, 333, 567, 777, 999, 2331, 2997, 3259, 6993, 9777, 20979, 22813, 29331, 68439, 87993, 120583, 205317, 263979, 361749, 615951, 844081, 1085247, 1847853, 2532243, 3255741, 7596729, 9767223, 22790187, 68370561]

約数ペア:

[(1, 68370561), (3, 22790187), (7, 9767223), (9, 7596729), (21, 3255741), (27, 2532243), (37, 1847853), (63, 1085247), (81, 844081), (111, 615951), (189, 361749), (259, 263979), (333, 205317), (567, 120583), (777, 87993), (999, 68439), (2331, 29331), (2997, 22813), (3259, 20979), (6993, 9777)]