80451452781

素因数分解:

$3^2\times 7^1\times {\mathrm{17401}}^1\times {\mathrm{73387}}^1$

素因数の和:90801

約数の個数: 24

約数和(自身を含む): 132818189504

約数和(自身を除く): 52366736723

約数列:

[1, 3, 7, 9, 21, 63, 17401, 52203, 73387, 121807, 156609, 220161, 365421, 513709, 660483, 1096263, 1541127, 4623381, 1277007187, 3831021561, 8939050309, 11493064683, 26817150927, 80451452781]

約数ペア:

[(1, 80451452781), (3, 26817150927), (7, 11493064683), (9, 8939050309), (21, 3831021561), (63, 1277007187), (17401, 4623381), (52203, 1541127), (73387, 1096263), (121807, 660483), (156609, 513709), (220161, 365421)]