172657921

素因数分解:

${\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1\times {\mathrm{443}}^1$

素因数の和:816

約数の個数: 16

約数和(自身を含む): 185307840

約数和(自身を除く): 12649919

約数列:

[1, 19, 73, 281, 443, 1387, 5339, 8417, 20513, 32339, 124483, 389747, 614441, 2365177, 9087259, 172657921]

約数ペア:

[(1, 172657921), (19, 9087259), (73, 2365177), (281, 614441), (443, 389747), (1387, 124483), (5339, 32339), (8417, 20513)]