27957244

素因数分解:

$2^2\times 7^4\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:144

約数の個数: 60

約数和(自身を含む): 59291568

約数和(自身を除く): 31334324

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 71, 82, 98, 142, 164, 196, 284, 287, 343, 497, 574, 686, 994, 1148, 1372, 1988, 2009, 2401, 2911, 3479, 4018, 4802, 5822, 6958, 8036, 9604, 11644, 13916, 14063, 20377, 24353, 28126, 40754, 48706, 56252, 81508, 97412, 98441, 142639, 170471, 196882, 285278, 340942, 393764, 570556, 681884, 998473, 1996946, 3993892, 6989311, 13978622, 27957244]

約数ペア:

[(1, 27957244), (2, 13978622), (4, 6989311), (7, 3993892), (14, 1996946), (28, 998473), (41, 681884), (49, 570556), (71, 393764), (82, 340942), (98, 285278), (142, 196882), (164, 170471), (196, 142639), (284, 98441), (287, 97412), (343, 81508), (497, 56252), (574, 48706), (686, 40754), (994, 28126), (1148, 24353), (1372, 20377), (1988, 14063), (2009, 13916), (2401, 11644), (2911, 9604), (3479, 8036), (4018, 6958), (4802, 5822)]