201681333

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:328

約数の個数: 80

約数和(自身を含む): 368072320

約数和(自身を除く): 166390987

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 97, 133, 171, 189, 193, 291, 399, 513, 567, 579, 679, 873, 1197, 1351, 1539, 1737, 1843, 2037, 2619, 3591, 3667, 4053, 5211, 5529, 6111, 7857, 10773, 11001, 12159, 12901, 15633, 16587, 18333, 18721, 25669, 33003, 36477, 38703, 49761, 54999, 56163, 77007, 99009, 109431, 116109, 131047, 149283, 168489, 231021, 297027, 348327, 355699, 393141, 505467, 693063, 1044981, 1067097, 1179423, 1516401, 2079189, 2489893, 3201291, 3538269, 7469679, 9603873, 10614807, 22409037, 28811619, 67227111, 201681333]

約数ペア:

[(1, 201681333), (3, 67227111), (7, 28811619), (9, 22409037), (19, 10614807), (21, 9603873), (27, 7469679), (57, 3538269), (63, 3201291), (81, 2489893), (97, 2079189), (133, 1516401), (171, 1179423), (189, 1067097), (193, 1044981), (291, 693063), (399, 505467), (513, 393141), (567, 355699), (579, 348327), (679, 297027), (873, 231021), (1197, 168489), (1351, 149283), (1539, 131047), (1737, 116109), (1843, 109431), (2037, 99009), (2619, 77007), (3591, 56163), (3667, 54999), (4053, 49761), (5211, 38703), (5529, 36477), (6111, 33003), (7857, 25669), (10773, 18721), (11001, 18333), (12159, 16587), (12901, 15633)]