68404693

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 86999040

約数和(自身を除く): 18594347

約数列:

[1, 7, 19, 31, 47, 133, 217, 329, 353, 589, 893, 1457, 2471, 4123, 6251, 6707, 10199, 10943, 16591, 27683, 46949, 76601, 116137, 193781, 207917, 315229, 514321, 1455419, 2206603, 3600247, 9772099, 68404693]

約数ペア:

[(1, 68404693), (7, 9772099), (19, 3600247), (31, 2206603), (47, 1455419), (133, 514321), (217, 315229), (329, 207917), (353, 193781), (589, 116137), (893, 76601), (1457, 46949), (2471, 27683), (4123, 16591), (6251, 10943), (6707, 10199)]