68214419

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{619}}^1$

素因数の和:819

約数の個数: 24

約数和(自身を含む): 86088240

約数和(自身を除く): 17873821

約数列:

[1, 7, 13, 49, 91, 173, 619, 637, 1211, 2249, 4333, 8047, 8477, 15743, 30331, 56329, 107087, 110201, 394303, 749609, 1392131, 5247263, 9744917, 68214419]

約数ペア:

[(1, 68214419), (7, 9744917), (13, 5247263), (49, 1392131), (91, 749609), (173, 394303), (619, 110201), (637, 107087), (1211, 56329), (2249, 30331), (4333, 15743), (8047, 8477)]