7472918019

素因数分解:

$3^1\times 7^4\times {\mathrm{89}}^1\times {\mathrm{11657}}^1$

素因数の和:11777

約数の個数: 40

約数和(自身を含む): 11755460880

約数和(自身を除く): 4282542861

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 343, 623, 1029, 1869, 2401, 4361, 7203, 11657, 13083, 30527, 34971, 81599, 91581, 213689, 244797, 571193, 641067, 1037473, 1713579, 3112419, 3998351, 7262311, 11995053, 21786933, 27988457, 50836177, 83965371, 152508531, 355853239, 1067559717, 2490972673, 7472918019]

約数ペア:

[(1, 7472918019), (3, 2490972673), (7, 1067559717), (21, 355853239), (49, 152508531), (89, 83965371), (147, 50836177), (267, 27988457), (343, 21786933), (623, 11995053), (1029, 7262311), (1869, 3998351), (2401, 3112419), (4361, 1713579), (7203, 1037473), (11657, 641067), (13083, 571193), (30527, 244797), (34971, 213689), (81599, 91581)]