81213862

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2657}}^1$

素因数の和:2736

約数の個数: 32

約数和(自身を含む): 137790720

約数和(自身を除く): 56576858

約数列:

[1, 2, 17, 29, 31, 34, 58, 62, 493, 527, 899, 986, 1054, 1798, 2657, 5314, 15283, 30566, 45169, 77053, 82367, 90338, 154106, 164734, 1309901, 1400239, 2388643, 2619802, 2800478, 4777286, 40606931, 81213862]

約数ペア:

[(1, 81213862), (2, 40606931), (17, 4777286), (29, 2800478), (31, 2619802), (34, 2388643), (58, 1400239), (62, 1309901), (493, 164734), (527, 154106), (899, 90338), (986, 82367), (1054, 77053), (1798, 45169), (2657, 30566), (5314, 15283)]