1261346982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{2657}}^1$

素因数の和:2885

約数の個数: 64

約数和(自身を含む): 2939535360

約数和(自身を除く): 1678188378

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 127, 178, 254, 267, 381, 534, 623, 762, 889, 1246, 1778, 1869, 2657, 2667, 3738, 5314, 5334, 7971, 11303, 15942, 18599, 22606, 33909, 37198, 55797, 67818, 79121, 111594, 158242, 236473, 237363, 337439, 472946, 474726, 674878, 709419, 1012317, 1418838, 1655311, 2024634, 2362073, 3310622, 4724146, 4965933, 7086219, 9931866, 14172438, 30032071, 60064142, 90096213, 180192426, 210224497, 420448994, 630673491, 1261346982]

約数ペア:

[(1, 1261346982), (2, 630673491), (3, 420448994), (6, 210224497), (7, 180192426), (14, 90096213), (21, 60064142), (42, 30032071), (89, 14172438), (127, 9931866), (178, 7086219), (254, 4965933), (267, 4724146), (381, 3310622), (534, 2362073), (623, 2024634), (762, 1655311), (889, 1418838), (1246, 1012317), (1778, 709419), (1869, 674878), (2657, 474726), (2667, 472946), (3738, 337439), (5314, 237363), (5334, 236473), (7971, 158242), (11303, 111594), (15942, 79121), (18599, 67818), (22606, 55797), (33909, 37198)]