51053828

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 105493248

約数和(自身を除く): 54439420

約数列:

[1, 2, 4, 7, 14, 28, 61, 71, 122, 142, 244, 284, 421, 427, 497, 842, 854, 994, 1684, 1708, 1988, 2947, 4331, 5894, 8662, 11788, 17324, 25681, 29891, 30317, 51362, 59782, 60634, 102724, 119564, 121268, 179767, 209237, 359534, 418474, 719068, 836948, 1823351, 3646702, 7293404, 12763457, 25526914, 51053828]

約数ペア:

[(1, 51053828), (2, 25526914), (4, 12763457), (7, 7293404), (14, 3646702), (28, 1823351), (61, 836948), (71, 719068), (122, 418474), (142, 359534), (244, 209237), (284, 179767), (421, 121268), (427, 119564), (497, 102724), (842, 60634), (854, 59782), (994, 51362), (1684, 30317), (1708, 29891), (1988, 25681), (2947, 17324), (4331, 11788), (5894, 8662)]