31297784

素因数分解:

$2^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2837}}^1$

素因数の和:3047

約数の個数: 32

約数和(自身を含む): 67430880

約数和(自身を除く): 36133096

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 197, 394, 788, 1379, 1576, 2758, 2837, 5516, 5674, 11032, 11348, 19859, 22696, 39718, 79436, 158872, 558889, 1117778, 2235556, 3912223, 4471112, 7824446, 15648892, 31297784]

約数ペア:

[(1, 31297784), (2, 15648892), (4, 7824446), (7, 4471112), (8, 3912223), (14, 2235556), (28, 1117778), (56, 558889), (197, 158872), (394, 79436), (788, 39718), (1379, 22696), (1576, 19859), (2758, 11348), (2837, 11032), (5516, 5674)]