16090921

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{3119}}^1$

素因数の和:3204

約数の個数: 16

約数和(自身を含む): 20367360

約数和(自身を除く): 4276439

約数列:

[1, 7, 11, 67, 77, 469, 737, 3119, 5159, 21833, 34309, 208973, 240163, 1462811, 2298703, 16090921]

約数ペア:

[(1, 16090921), (7, 2298703), (11, 1462811), (67, 240163), (77, 208973), (469, 34309), (737, 21833), (3119, 5159)]