2619001

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:181

約数の個数: 24

約数和(自身を含む): 3430944

約数和(自身を除く): 811943

約数列:

[1, 7, 11, 43, 49, 77, 113, 301, 473, 539, 791, 1243, 2107, 3311, 4859, 5537, 8701, 23177, 34013, 53449, 60907, 238091, 374143, 2619001]

約数ペア:

[(1, 2619001), (7, 374143), (11, 238091), (43, 60907), (49, 53449), (77, 34013), (113, 23177), (301, 8701), (473, 5537), (539, 4859), (791, 3311), (1243, 2107)]