1921073

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:488

約数の個数: 16

約数和(自身を含む): 2440320

約数和(自身を除く): 519247

約数列:

[1, 7, 11, 61, 77, 409, 427, 671, 2863, 4499, 4697, 24949, 31493, 174643, 274439, 1921073]

約数ペア:

[(1, 1921073), (7, 274439), (11, 174643), (61, 31493), (77, 24949), (409, 4697), (427, 4499), (671, 2863)]