17628807

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 28035072

約数和(自身を除く): 10406265

約数列:

[1, 3, 7, 21, 47, 53, 141, 159, 329, 337, 371, 987, 1011, 1113, 2359, 2491, 7077, 7473, 15839, 17437, 17861, 47517, 52311, 53583, 110873, 125027, 332619, 375081, 839467, 2518401, 5876269, 17628807]

約数ペア:

[(1, 17628807), (3, 5876269), (7, 2518401), (21, 839467), (47, 375081), (53, 332619), (141, 125027), (159, 110873), (329, 53583), (337, 52311), (371, 47517), (987, 17861), (1011, 17437), (1113, 15839), (2359, 7473), (2491, 7077)]