455745381

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2143}}^1$

素因数の和:2226

約数の個数: 64

約数和(自身を含む): 806830080

約数和(自身を除く): 351084699

約数列:

[1, 3, 7, 13, 19, 21, 39, 41, 57, 91, 123, 133, 247, 273, 287, 399, 533, 741, 779, 861, 1599, 1729, 2143, 2337, 3731, 5187, 5453, 6429, 10127, 11193, 15001, 16359, 27859, 30381, 40717, 45003, 70889, 83577, 87863, 122151, 195013, 212667, 263589, 285019, 529321, 585039, 615041, 855057, 1142219, 1587963, 1669397, 1845123, 3426657, 3705247, 5008191, 7995533, 11115741, 11685779, 21702161, 23986599, 35057337, 65106483, 151915127, 455745381]

約数ペア:

[(1, 455745381), (3, 151915127), (7, 65106483), (13, 35057337), (19, 23986599), (21, 21702161), (39, 11685779), (41, 11115741), (57, 7995533), (91, 5008191), (123, 3705247), (133, 3426657), (247, 1845123), (273, 1669397), (287, 1587963), (399, 1142219), (533, 855057), (741, 615041), (779, 585039), (861, 529321), (1599, 285019), (1729, 263589), (2143, 212667), (2337, 195013), (3731, 122151), (5187, 87863), (5453, 83577), (6429, 70889), (10127, 45003), (11193, 40717), (15001, 30381), (16359, 27859)]