81951849

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{76519}}^1$

素因数の和:76549

約数の個数: 24

約数和(自身を含む): 143245440

約数和(自身を除く): 61293591

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 76519, 229557, 535633, 688671, 1300823, 1606899, 3902469, 4820697, 9105761, 11707407, 27317283, 81951849]

約数ペア:

[(1, 81951849), (3, 27317283), (7, 11707407), (9, 9105761), (17, 4820697), (21, 3902469), (51, 1606899), (63, 1300823), (119, 688671), (153, 535633), (357, 229557), (1071, 76519)]