31323201

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 53855424

約数和(自身を除く): 22532223

約数列:

[1, 3, 7, 13, 21, 37, 39, 49, 91, 111, 147, 259, 273, 443, 481, 637, 777, 1329, 1443, 1813, 1911, 3101, 3367, 5439, 5759, 9303, 10101, 16391, 17277, 21707, 23569, 40313, 49173, 65121, 70707, 114737, 120939, 213083, 282191, 344211, 639249, 803159, 846573, 1491581, 2409477, 4474743, 10441067, 31323201]

約数ペア:

[(1, 31323201), (3, 10441067), (7, 4474743), (13, 2409477), (21, 1491581), (37, 846573), (39, 803159), (49, 639249), (91, 344211), (111, 282191), (147, 213083), (259, 120939), (273, 114737), (443, 70707), (481, 65121), (637, 49173), (777, 40313), (1329, 23569), (1443, 21707), (1813, 17277), (1911, 16391), (3101, 10101), (3367, 9303), (5439, 5759)]