83217771

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 161441280

約数和(自身を除く): 78223509

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 43, 51, 63, 91, 117, 119, 129, 139, 153, 221, 273, 301, 357, 387, 417, 559, 663, 731, 819, 903, 973, 1071, 1251, 1547, 1677, 1807, 1989, 2193, 2363, 2709, 2919, 3913, 4641, 5031, 5117, 5421, 5977, 6579, 7089, 8757, 9503, 11739, 12649, 13923, 15351, 16263, 16541, 17931, 21267, 28509, 30719, 35217, 37947, 41839, 46053, 49623, 53793, 66521, 77701, 85527, 92157, 101609, 113841, 125517, 148869, 199563, 215033, 233103, 276471, 304827, 376551, 543907, 598689, 645099, 699309, 711263, 914481, 1320917, 1631721, 1935297, 2133789, 3962751, 4895163, 6401367, 9246419, 11888253, 27739257, 83217771]

約数ペア:

[(1, 83217771), (3, 27739257), (7, 11888253), (9, 9246419), (13, 6401367), (17, 4895163), (21, 3962751), (39, 2133789), (43, 1935297), (51, 1631721), (63, 1320917), (91, 914481), (117, 711263), (119, 699309), (129, 645099), (139, 598689), (153, 543907), (221, 376551), (273, 304827), (301, 276471), (357, 233103), (387, 215033), (417, 199563), (559, 148869), (663, 125517), (731, 113841), (819, 101609), (903, 92157), (973, 85527), (1071, 77701), (1251, 66521), (1547, 53793), (1677, 49623), (1807, 46053), (1989, 41839), (2193, 37947), (2363, 35217), (2709, 30719), (2919, 28509), (3913, 21267), (4641, 17931), (5031, 16541), (5117, 16263), (5421, 15351), (5977, 13923), (6579, 12649), (7089, 11739), (8757, 9503)]