66439478

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{367}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 116511744

約数和(自身を除く): 50072266

約数列:

[1, 2, 7, 14, 67, 134, 193, 367, 386, 469, 734, 938, 1351, 2569, 2702, 5138, 12931, 24589, 25862, 49178, 70831, 90517, 141662, 172123, 181034, 344246, 495817, 991634, 4745677, 9491354, 33219739, 66439478]

約数ペア:

[(1, 66439478), (2, 33219739), (7, 9491354), (14, 4745677), (67, 991634), (134, 495817), (193, 344246), (367, 181034), (386, 172123), (469, 141662), (734, 90517), (938, 70831), (1351, 49178), (2569, 25862), (2702, 24589), (5138, 12931)]