128833778

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 204773184

約数和(自身を除く): 75939406

約数列:

[1, 2, 37, 53, 74, 106, 107, 214, 307, 614, 1961, 3922, 3959, 5671, 7918, 11342, 11359, 16271, 22718, 32542, 32849, 65698, 209827, 419654, 602027, 1204054, 1215413, 1740997, 2430826, 3481994, 64416889, 128833778]

約数ペア:

[(1, 128833778), (2, 64416889), (37, 3481994), (53, 2430826), (74, 1740997), (106, 1215413), (107, 1204054), (214, 602027), (307, 419654), (614, 209827), (1961, 65698), (3922, 32849), (3959, 32542), (5671, 22718), (7918, 16271), (11342, 11359)]