68978644

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 142023168

約数和(自身を除く): 73044524

約数列:

[1, 2, 4, 7, 14, 28, 67, 83, 134, 166, 268, 332, 443, 469, 581, 886, 938, 1162, 1772, 1876, 2324, 3101, 5561, 6202, 11122, 12404, 22244, 29681, 36769, 38927, 59362, 73538, 77854, 118724, 147076, 155708, 207767, 257383, 415534, 514766, 831068, 1029532, 2463523, 4927046, 9854092, 17244661, 34489322, 68978644]

約数ペア:

[(1, 68978644), (2, 34489322), (4, 17244661), (7, 9854092), (14, 4927046), (28, 2463523), (67, 1029532), (83, 831068), (134, 514766), (166, 415534), (268, 257383), (332, 207767), (443, 155708), (469, 147076), (581, 118724), (886, 77854), (938, 73538), (1162, 59362), (1772, 38927), (1876, 36769), (2324, 29681), (3101, 22244), (5561, 12404), (6202, 11122)]