520075809

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1064

約数の個数: 80

約数和(自身を含む): 921845760

約数和(自身を除く): 401769951

約数列:

[1, 3, 9, 11, 19, 27, 31, 33, 57, 81, 93, 99, 171, 209, 279, 297, 341, 513, 589, 627, 837, 891, 991, 1023, 1539, 1767, 1881, 2511, 2973, 3069, 5301, 5643, 6479, 8919, 9207, 10901, 15903, 16929, 18829, 19437, 26757, 27621, 30721, 32703, 47709, 56487, 58311, 80271, 92163, 98109, 169461, 174933, 207119, 276489, 294327, 337931, 508383, 524799, 583699, 621357, 829467, 882981, 1013793, 1525149, 1751097, 1864071, 2488401, 3041379, 5253291, 5592213, 6420689, 9124137, 15759873, 16776639, 19262067, 27372411, 47279619, 57786201, 173358603, 520075809]

約数ペア:

[(1, 520075809), (3, 173358603), (9, 57786201), (11, 47279619), (19, 27372411), (27, 19262067), (31, 16776639), (33, 15759873), (57, 9124137), (81, 6420689), (93, 5592213), (99, 5253291), (171, 3041379), (209, 2488401), (279, 1864071), (297, 1751097), (341, 1525149), (513, 1013793), (589, 882981), (627, 829467), (837, 621357), (891, 583699), (991, 524799), (1023, 508383), (1539, 337931), (1767, 294327), (1881, 276489), (2511, 207119), (2973, 174933), (3069, 169461), (5301, 98109), (5643, 92163), (6479, 80271), (8919, 58311), (9207, 56487), (10901, 47709), (15903, 32703), (16929, 30721), (18829, 27621), (19437, 26757)]