40558791

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 70963200

約数和(自身を除く): 30404409

約数列:

[1, 3, 7, 13, 21, 29, 39, 47, 87, 91, 109, 141, 203, 273, 327, 329, 377, 609, 611, 763, 987, 1131, 1363, 1417, 1833, 2289, 2639, 3161, 4089, 4251, 4277, 5123, 7917, 9483, 9541, 9919, 12831, 15369, 17719, 22127, 28623, 29757, 35861, 41093, 53157, 66381, 66599, 107583, 123279, 124033, 148567, 199797, 287651, 372099, 445701, 466193, 862953, 1039969, 1398579, 1931371, 3119907, 5794113, 13519597, 40558791]

約数ペア:

[(1, 40558791), (3, 13519597), (7, 5794113), (13, 3119907), (21, 1931371), (29, 1398579), (39, 1039969), (47, 862953), (87, 466193), (91, 445701), (109, 372099), (141, 287651), (203, 199797), (273, 148567), (327, 124033), (329, 123279), (377, 107583), (609, 66599), (611, 66381), (763, 53157), (987, 41093), (1131, 35861), (1363, 29757), (1417, 28623), (1833, 22127), (2289, 17719), (2639, 15369), (3161, 12831), (4089, 9919), (4251, 9541), (4277, 9483), (5123, 7917)]