205121868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{521}}^1$

素因数の和:687

約数の個数: 96

約数和(自身を含む): 565931520

約数和(自身を除く): 360809652

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 109, 129, 172, 218, 258, 301, 327, 436, 516, 521, 602, 654, 763, 903, 1042, 1204, 1308, 1526, 1563, 1806, 2084, 2289, 3052, 3126, 3612, 3647, 4578, 4687, 6252, 7294, 9156, 9374, 10941, 14061, 14588, 18748, 21882, 22403, 28122, 32809, 43764, 44806, 56244, 56789, 65618, 67209, 89612, 98427, 113578, 131236, 134418, 156821, 170367, 196854, 227156, 268836, 313642, 340734, 393708, 397523, 470463, 627284, 681468, 795046, 940926, 1192569, 1590092, 1881852, 2385138, 2441927, 4770276, 4883854, 7325781, 9767708, 14651562, 17093489, 29303124, 34186978, 51280467, 68373956, 102560934, 205121868]

約数ペア:

[(1, 205121868), (2, 102560934), (3, 68373956), (4, 51280467), (6, 34186978), (7, 29303124), (12, 17093489), (14, 14651562), (21, 9767708), (28, 7325781), (42, 4883854), (43, 4770276), (84, 2441927), (86, 2385138), (109, 1881852), (129, 1590092), (172, 1192569), (218, 940926), (258, 795046), (301, 681468), (327, 627284), (436, 470463), (516, 397523), (521, 393708), (602, 340734), (654, 313642), (763, 268836), (903, 227156), (1042, 196854), (1204, 170367), (1308, 156821), (1526, 134418), (1563, 131236), (1806, 113578), (2084, 98427), (2289, 89612), (3052, 67209), (3126, 65618), (3612, 56789), (3647, 56244), (4578, 44806), (4687, 43764), (6252, 32809), (7294, 28122), (9156, 22403), (9374, 21882), (10941, 18748), (14061, 14588)]