27720288281

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{110557}}^1$

素因数の和:110638

約数の個数: 32

約数和(自身を含む): 35024774400

約数和(自身を除く): 7304486119

約数列:

[1, 7, 17, 43, 49, 119, 301, 343, 731, 833, 2107, 5117, 5831, 14749, 35819, 110557, 250733, 773899, 1879469, 4753951, 5417293, 13156283, 33277657, 37921051, 80817167, 92093981, 232943599, 565720169, 644657867, 1630605193, 3960041183, 27720288281]

約数ペア:

[(1, 27720288281), (7, 3960041183), (17, 1630605193), (43, 644657867), (49, 565720169), (119, 232943599), (301, 92093981), (343, 80817167), (731, 37921051), (833, 33277657), (2107, 13156283), (5117, 5417293), (5831, 4753951), (14749, 1879469), (35819, 773899), (110557, 250733)]