628768

素因数分解:

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

素因数の和:425

約数の個数: 36

約数和(自身を含む): 1443582

約数和(自身を除く): 814814

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 401, 784, 802, 1568, 1604, 2807, 3208, 5614, 6416, 11228, 12832, 19649, 22456, 39298, 44912, 78596, 89824, 157192, 314384, 628768]

約数ペア:

[(1, 628768), (2, 314384), (4, 157192), (7, 89824), (8, 78596), (14, 44912), (16, 39298), (28, 22456), (32, 19649), (49, 12832), (56, 11228), (98, 6416), (112, 5614), (196, 3208), (224, 2807), (392, 1604), (401, 1568), (784, 802)]