128894456

素因数分解:

$2^3\times {\mathrm{419}}^1\times {\mathrm{38453}}^1$

素因数の和:38878

約数の個数: 16

約数和(自身を含む): 242260200

約数和(自身を除く): 113365744

約数列:

[1, 2, 4, 8, 419, 838, 1676, 3352, 38453, 76906, 153812, 307624, 16111807, 32223614, 64447228, 128894456]

約数ペア:

[(1, 128894456), (2, 64447228), (4, 32223614), (8, 16111807), (419, 307624), (838, 153812), (1676, 76906), (3352, 38453)]