68613909

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1979}}^1$

素因数の和:2129

約数の個数: 32

約数和(自身を含む): 113541120

約数和(自身を除く): 44927211

約数列:

[1, 3, 7, 13, 21, 39, 91, 127, 273, 381, 889, 1651, 1979, 2667, 4953, 5937, 11557, 13853, 25727, 34671, 41559, 77181, 180089, 251333, 540267, 753999, 1759331, 3267329, 5277993, 9801987, 22871303, 68613909]

約数ペア:

[(1, 68613909), (3, 22871303), (7, 9801987), (13, 5277993), (21, 3267329), (39, 1759331), (91, 753999), (127, 540267), (273, 251333), (381, 180089), (889, 77181), (1651, 41559), (1979, 34671), (2667, 25727), (4953, 13853), (5937, 11557)]