82665513

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{18481}}^1$

素因数の和:18565

約数の個数: 24

約数和(自身を含む): 138393216

約数和(自身を除く): 55727703

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 18481, 55443, 129367, 166329, 388101, 1164303, 1312151, 3936453, 9185057, 11809359, 27555171, 82665513]

約数ペア:

[(1, 82665513), (3, 27555171), (7, 11809359), (9, 9185057), (21, 3936453), (63, 1312151), (71, 1164303), (213, 388101), (497, 166329), (639, 129367), (1491, 55443), (4473, 18481)]