40202001

素因数分解:

$3^4\times 7^3\times {\mathrm{1447}}^1$

素因数の和:1480

約数の個数: 40

約数和(自身を含む): 70083200

約数和(自身を除く): 29881199

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 343, 441, 567, 1029, 1323, 1447, 3087, 3969, 4341, 9261, 10129, 13023, 27783, 30387, 39069, 70903, 91161, 117207, 212709, 273483, 496321, 638127, 820449, 1488963, 1914381, 4466889, 5743143, 13400667, 40202001]

約数ペア:

[(1, 40202001), (3, 13400667), (7, 5743143), (9, 4466889), (21, 1914381), (27, 1488963), (49, 820449), (63, 638127), (81, 496321), (147, 273483), (189, 212709), (343, 117207), (441, 91161), (567, 70903), (1029, 39069), (1323, 30387), (1447, 27783), (3087, 13023), (3969, 10129), (4341, 9261)]