66920198

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 107163648

約数和(自身を除く): 40243450

約数列:

[1, 2, 37, 47, 71, 74, 94, 142, 271, 542, 1739, 2627, 3337, 3478, 5254, 6674, 10027, 12737, 19241, 20054, 25474, 38482, 123469, 246938, 471269, 711917, 904327, 942538, 1423834, 1808654, 33460099, 66920198]

約数ペア:

[(1, 66920198), (2, 33460099), (37, 1808654), (47, 1423834), (71, 942538), (74, 904327), (94, 711917), (142, 471269), (271, 246938), (542, 123469), (1739, 38482), (2627, 25474), (3337, 20054), (3478, 19241), (5254, 12737), (6674, 10027)]