128457828

素因数分解:

$2^2\times 3^2\times {\mathrm{613}}^1\times {\mathrm{5821}}^1$

素因数の和:6444

約数の個数: 36

約数和(自身を含む): 325298428

約数和(自身を除く): 196840600

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 613, 1226, 1839, 2452, 3678, 5517, 5821, 7356, 11034, 11642, 17463, 22068, 23284, 34926, 52389, 69852, 104778, 209556, 3568273, 7136546, 10704819, 14273092, 21409638, 32114457, 42819276, 64228914, 128457828]

約数ペア:

[(1, 128457828), (2, 64228914), (3, 42819276), (4, 32114457), (6, 21409638), (9, 14273092), (12, 10704819), (18, 7136546), (36, 3568273), (613, 209556), (1226, 104778), (1839, 69852), (2452, 52389), (3678, 34926), (5517, 23284), (5821, 22068), (7356, 17463), (11034, 11642)]