128520458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{253993}}^1$

素因数の和:254029

約数の個数: 16

約数和(自身を含む): 219450816

約数和(自身を除く): 90930358

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 253993, 507986, 2793923, 5587846, 5841839, 11683678, 64260229, 128520458]

約数ペア:

[(1, 128520458), (2, 64260229), (11, 11683678), (22, 5841839), (23, 5587846), (46, 2793923), (253, 507986), (506, 253993)]