31138912

素因数分解:

$2^5\times 7^3\times {\mathrm{2837}}^1$

素因数の和:2868

約数の個数: 48

約数和(自身を含む): 71517600

約数和(自身を除く): 40378688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 343, 392, 686, 784, 1372, 1568, 2744, 2837, 5488, 5674, 10976, 11348, 19859, 22696, 39718, 45392, 79436, 90784, 139013, 158872, 278026, 317744, 556052, 635488, 973091, 1112104, 1946182, 2224208, 3892364, 4448416, 7784728, 15569456, 31138912]

約数ペア:

[(1, 31138912), (2, 15569456), (4, 7784728), (7, 4448416), (8, 3892364), (14, 2224208), (16, 1946182), (28, 1112104), (32, 973091), (49, 635488), (56, 556052), (98, 317744), (112, 278026), (196, 158872), (224, 139013), (343, 90784), (392, 79436), (686, 45392), (784, 39718), (1372, 22696), (1568, 19859), (2744, 11348), (2837, 10976), (5488, 5674)]