31144728

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 80720640

約数和(自身を除く): 49575912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 103, 129, 172, 206, 258, 293, 309, 344, 412, 516, 586, 618, 824, 879, 1032, 1172, 1236, 1758, 2344, 2472, 3516, 4429, 7032, 8858, 12599, 13287, 17716, 25198, 26574, 30179, 35432, 37797, 50396, 53148, 60358, 75594, 90537, 100792, 106296, 120716, 151188, 181074, 241432, 302376, 362148, 724296, 1297697, 2595394, 3893091, 5190788, 7786182, 10381576, 15572364, 31144728]

約数ペア:

[(1, 31144728), (2, 15572364), (3, 10381576), (4, 7786182), (6, 5190788), (8, 3893091), (12, 2595394), (24, 1297697), (43, 724296), (86, 362148), (103, 302376), (129, 241432), (172, 181074), (206, 151188), (258, 120716), (293, 106296), (309, 100792), (344, 90537), (412, 75594), (516, 60358), (586, 53148), (618, 50396), (824, 37797), (879, 35432), (1032, 30179), (1172, 26574), (1236, 25198), (1758, 17716), (2344, 13287), (2472, 12599), (3516, 8858), (4429, 7032)]