1971790245

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1068721}}^1$

素因数の和:1068773

約数の個数: 24

約数和(自身を含む): 3501133272

約数和(自身を除く): 1529343027

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 1068721, 3206163, 5343605, 9618489, 16030815, 43817561, 48092445, 131452683, 219087805, 394358049, 657263415, 1971790245]

約数ペア:

[(1, 1971790245), (3, 657263415), (5, 394358049), (9, 219087805), (15, 131452683), (41, 48092445), (45, 43817561), (123, 16030815), (205, 9618489), (369, 5343605), (615, 3206163), (1845, 1068721)]