129121342

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{6737}}^1$

素因数の和:6820

約数の個数: 24

約数和(自身を含む): 227528784

約数和(自身を除く): 98407442

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 1369, 2738, 6737, 9583, 13474, 19166, 47159, 94318, 249269, 498538, 1744883, 3489766, 9222953, 18445906, 64560671, 129121342]

約数ペア:

[(1, 129121342), (2, 64560671), (7, 18445906), (14, 9222953), (37, 3489766), (74, 1744883), (259, 498538), (518, 249269), (1369, 94318), (2738, 47159), (6737, 19166), (9583, 13474)]