209936727

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3329}}^1$

素因数の和:3373

約数の個数: 72

約数和(自身を含む): 414545040

約数和(自身を除く): 204608313

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 49, 63, 77, 91, 99, 117, 143, 147, 231, 273, 429, 441, 539, 637, 693, 819, 1001, 1287, 1617, 1911, 3003, 3329, 4851, 5733, 7007, 9009, 9987, 21021, 23303, 29961, 36619, 43277, 63063, 69909, 109857, 129831, 163121, 209727, 256333, 302939, 329571, 389493, 476047, 489363, 768999, 908817, 1428141, 1468089, 1794331, 2120573, 2306997, 2726451, 3332329, 4284423, 5382993, 6361719, 9996987, 16148979, 19085157, 23326303, 29990961, 69978909, 209936727]

約数ペア:

[(1, 209936727), (3, 69978909), (7, 29990961), (9, 23326303), (11, 19085157), (13, 16148979), (21, 9996987), (33, 6361719), (39, 5382993), (49, 4284423), (63, 3332329), (77, 2726451), (91, 2306997), (99, 2120573), (117, 1794331), (143, 1468089), (147, 1428141), (231, 908817), (273, 768999), (429, 489363), (441, 476047), (539, 389493), (637, 329571), (693, 302939), (819, 256333), (1001, 209727), (1287, 163121), (1617, 129831), (1911, 109857), (3003, 69909), (3329, 63063), (4851, 43277), (5733, 36619), (7007, 29961), (9009, 23303), (9987, 21021)]