31890628

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2203}}^1$

素因数の和:2272

約数の個数: 48

約数和(自身を含む): 71092224

約数和(自身を除く): 39201596

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 154, 188, 308, 329, 517, 658, 1034, 1316, 2068, 2203, 3619, 4406, 7238, 8812, 14476, 15421, 24233, 30842, 48466, 61684, 96932, 103541, 169631, 207082, 339262, 414164, 678524, 724787, 1138951, 1449574, 2277902, 2899148, 4555804, 7972657, 15945314, 31890628]

約数ペア:

[(1, 31890628), (2, 15945314), (4, 7972657), (7, 4555804), (11, 2899148), (14, 2277902), (22, 1449574), (28, 1138951), (44, 724787), (47, 678524), (77, 414164), (94, 339262), (154, 207082), (188, 169631), (308, 103541), (329, 96932), (517, 61684), (658, 48466), (1034, 30842), (1316, 24233), (2068, 15421), (2203, 14476), (3619, 8812), (4406, 7238)]