72951263

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{2003}}^1$

素因数の和:2075

約数の個数: 24

約数和(自身を含む): 93819264

約数和(自身を除く): 20868001

約数列:

[1, 7, 11, 43, 77, 121, 301, 473, 847, 2003, 3311, 5203, 14021, 22033, 36421, 86129, 154231, 242363, 602903, 947419, 1696541, 6631933, 10421609, 72951263]

約数ペア:

[(1, 72951263), (7, 10421609), (11, 6631933), (43, 1696541), (77, 947419), (121, 602903), (301, 242363), (473, 154231), (847, 86129), (2003, 36421), (3311, 22033), (5203, 14021)]