53438888

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{613}}^1\times {\mathrm{641}}^1$

素因数の和:1277

約数の個数: 32

約数和(自身を含む): 106430760

約数和(自身を除く): 52991872

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 613, 641, 1226, 1282, 2452, 2564, 4904, 5128, 10421, 10897, 20842, 21794, 41684, 43588, 83368, 87176, 392933, 785866, 1571732, 3143464, 6679861, 13359722, 26719444, 53438888]

約数ペア:

[(1, 53438888), (2, 26719444), (4, 13359722), (8, 6679861), (17, 3143464), (34, 1571732), (68, 785866), (136, 392933), (613, 87176), (641, 83368), (1226, 43588), (1282, 41684), (2452, 21794), (2564, 20842), (4904, 10897), (5128, 10421)]