208097253

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:399

約数の個数: 96

約数和(自身を含む): 399759360

約数和(自身を除く): 191662107

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 43, 57, 63, 91, 117, 129, 133, 171, 247, 273, 301, 311, 387, 399, 559, 741, 817, 819, 903, 933, 1197, 1677, 1729, 2177, 2223, 2451, 2709, 2799, 3913, 4043, 5031, 5187, 5719, 5909, 6531, 7353, 10621, 11739, 12129, 13373, 15561, 17157, 17727, 19593, 28301, 31863, 35217, 36387, 40119, 41363, 51471, 53181, 74347, 76817, 84903, 93611, 95589, 120357, 124089, 173849, 223041, 230451, 254087, 254709, 280833, 372267, 521547, 537719, 669123, 691353, 762261, 842499, 1216943, 1564641, 1613157, 1778609, 2286783, 3303131, 3650829, 4839471, 5335827, 9909393, 10952487, 16007481, 23121917, 29728179, 69365751, 208097253]

約数ペア:

[(1, 208097253), (3, 69365751), (7, 29728179), (9, 23121917), (13, 16007481), (19, 10952487), (21, 9909393), (39, 5335827), (43, 4839471), (57, 3650829), (63, 3303131), (91, 2286783), (117, 1778609), (129, 1613157), (133, 1564641), (171, 1216943), (247, 842499), (273, 762261), (301, 691353), (311, 669123), (387, 537719), (399, 521547), (559, 372267), (741, 280833), (817, 254709), (819, 254087), (903, 230451), (933, 223041), (1197, 173849), (1677, 124089), (1729, 120357), (2177, 95589), (2223, 93611), (2451, 84903), (2709, 76817), (2799, 74347), (3913, 53181), (4043, 51471), (5031, 41363), (5187, 40119), (5719, 36387), (5909, 35217), (6531, 31863), (7353, 28301), (10621, 19593), (11739, 17727), (12129, 17157), (13373, 15561)]