7158921

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1823}}^1$

素因数の和:1861

約数の個数: 32

約数和(自身を含む): 12607488

約数和(自身を除く): 5448567

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 1823, 3927, 5469, 12761, 20053, 30991, 38283, 60159, 92973, 140371, 216937, 340901, 421113, 650811, 1022703, 2386307, 7158921]

約数ペア:

[(1, 7158921), (3, 2386307), (7, 1022703), (11, 650811), (17, 421113), (21, 340901), (33, 216937), (51, 140371), (77, 92973), (119, 60159), (187, 38283), (231, 30991), (357, 20053), (561, 12761), (1309, 5469), (1823, 3927)]