68468337

素因数分解:

$3^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{1451}}^1$

素因数の和:1578

約数の個数: 36

約数和(自身を含む): 116200656

約数和(自身を除く): 47732319

約数列:

[1, 3, 7, 9, 21, 49, 63, 107, 147, 321, 441, 749, 963, 1451, 2247, 4353, 5243, 6741, 10157, 13059, 15729, 30471, 47187, 71099, 91413, 155257, 213297, 465771, 639891, 1086799, 1397313, 3260397, 7607593, 9781191, 22822779, 68468337]

約数ペア:

[(1, 68468337), (3, 22822779), (7, 9781191), (9, 7607593), (21, 3260397), (49, 1397313), (63, 1086799), (107, 639891), (147, 465771), (321, 213297), (441, 155257), (749, 91413), (963, 71099), (1451, 47187), (2247, 30471), (4353, 15729), (5243, 13059), (6741, 10157)]