1851695307

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{449}}^1\times {\mathrm{541}}^1$

素因数の和:1025

約数の個数: 72

約数和(自身を含む): 3373624800

約数和(自身を除く): 1521929493

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 363, 449, 541, 693, 847, 1089, 1347, 1623, 2541, 3143, 3787, 4041, 4869, 4939, 5951, 7623, 9429, 11361, 14817, 17853, 28287, 34083, 34573, 41657, 44451, 53559, 54329, 65461, 103719, 124971, 162987, 196383, 242909, 311157, 374913, 380303, 458227, 488961, 589149, 728727, 1140909, 1374681, 1700363, 2186181, 2671999, 3422727, 4124043, 5101089, 8015997, 15303267, 18703993, 24047991, 29391989, 56111979, 88175967, 168335937, 205743923, 264527901, 617231769, 1851695307]

約数ペア:

[(1, 1851695307), (3, 617231769), (7, 264527901), (9, 205743923), (11, 168335937), (21, 88175967), (33, 56111979), (63, 29391989), (77, 24047991), (99, 18703993), (121, 15303267), (231, 8015997), (363, 5101089), (449, 4124043), (541, 3422727), (693, 2671999), (847, 2186181), (1089, 1700363), (1347, 1374681), (1623, 1140909), (2541, 728727), (3143, 589149), (3787, 488961), (4041, 458227), (4869, 380303), (4939, 374913), (5951, 311157), (7623, 242909), (9429, 196383), (11361, 162987), (14817, 124971), (17853, 103719), (28287, 65461), (34083, 54329), (34573, 53559), (41657, 44451)]