27180153

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1$

素因数の和:475

約数の個数: 72

約数和(自身を含む): 53778816

約数和(自身を除く): 26598663

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 49, 63, 77, 91, 99, 117, 143, 147, 231, 273, 429, 431, 441, 539, 637, 693, 819, 1001, 1287, 1293, 1617, 1911, 3003, 3017, 3879, 4741, 4851, 5603, 5733, 7007, 9009, 9051, 14223, 16809, 21021, 21119, 27153, 33187, 39221, 42669, 50427, 61633, 63063, 63357, 99561, 117663, 184899, 190071, 232309, 274547, 298683, 352989, 431431, 554697, 696927, 823641, 1294293, 2090781, 2470923, 3020017, 3882879, 9060051, 27180153]

約数ペア:

[(1, 27180153), (3, 9060051), (7, 3882879), (9, 3020017), (11, 2470923), (13, 2090781), (21, 1294293), (33, 823641), (39, 696927), (49, 554697), (63, 431431), (77, 352989), (91, 298683), (99, 274547), (117, 232309), (143, 190071), (147, 184899), (231, 117663), (273, 99561), (429, 63357), (431, 63063), (441, 61633), (539, 50427), (637, 42669), (693, 39221), (819, 33187), (1001, 27153), (1287, 21119), (1293, 21021), (1617, 16809), (1911, 14223), (3003, 9051), (3017, 9009), (3879, 7007), (4741, 5733), (4851, 5603)]