31707872

素因数分解:

$2^5\times 7^1\times {\mathrm{353}}^1\times {\mathrm{401}}^1$

素因数の和:771

約数の個数: 48

約数和(自身を含む): 71723232

約数和(自身を除く): 40015360

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 353, 401, 706, 802, 1412, 1604, 2471, 2807, 2824, 3208, 4942, 5614, 5648, 6416, 9884, 11228, 11296, 12832, 19768, 22456, 39536, 44912, 79072, 89824, 141553, 283106, 566212, 990871, 1132424, 1981742, 2264848, 3963484, 4529696, 7926968, 15853936, 31707872]

約数ペア:

[(1, 31707872), (2, 15853936), (4, 7926968), (7, 4529696), (8, 3963484), (14, 2264848), (16, 1981742), (28, 1132424), (32, 990871), (56, 566212), (112, 283106), (224, 141553), (353, 89824), (401, 79072), (706, 44912), (802, 39536), (1412, 22456), (1604, 19768), (2471, 12832), (2807, 11296), (2824, 11228), (3208, 9884), (4942, 6416), (5614, 5648)]