68310263

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{307}}^1$

素因数の和:579

約数の個数: 24

約数和(自身を含む): 84268800

約数和(自身を除く): 15958537

約数列:

[1, 7, 19, 49, 133, 239, 307, 931, 1673, 2149, 4541, 5833, 11711, 15043, 31787, 40831, 73373, 222509, 285817, 513611, 1394087, 3595277, 9758609, 68310263]

約数ペア:

[(1, 68310263), (7, 9758609), (19, 3595277), (49, 1394087), (133, 513611), (239, 285817), (307, 222509), (931, 73373), (1673, 40831), (2149, 31787), (4541, 15043), (5833, 11711)]