81940698

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{7307}}^1$

素因数の和:7411

約数の個数: 48

約数和(自身を含む): 205208640

約数和(自身を除く): 123267942

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 89, 126, 178, 267, 534, 623, 801, 1246, 1602, 1869, 3738, 5607, 7307, 11214, 14614, 21921, 43842, 51149, 65763, 102298, 131526, 153447, 306894, 460341, 650323, 920682, 1300646, 1950969, 3901938, 4552261, 5852907, 9104522, 11705814, 13656783, 27313566, 40970349, 81940698]

約数ペア:

[(1, 81940698), (2, 40970349), (3, 27313566), (6, 13656783), (7, 11705814), (9, 9104522), (14, 5852907), (18, 4552261), (21, 3901938), (42, 1950969), (63, 1300646), (89, 920682), (126, 650323), (178, 460341), (267, 306894), (534, 153447), (623, 131526), (801, 102298), (1246, 65763), (1602, 51149), (1869, 43842), (3738, 21921), (5607, 14614), (7307, 11214)]