66664939

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:723

約数の個数: 32

約数和(自身を含む): 83980800

約数和(自身を除く): 17315861

約数列:

[1, 11, 17, 19, 29, 187, 209, 319, 323, 493, 551, 647, 3553, 5423, 6061, 7117, 9367, 10999, 12293, 18763, 103037, 120989, 135223, 206393, 208981, 318971, 356497, 2298791, 3508681, 3921467, 6060449, 66664939]

約数ペア:

[(1, 66664939), (11, 6060449), (17, 3921467), (19, 3508681), (29, 2298791), (187, 356497), (209, 318971), (319, 208981), (323, 206393), (493, 135223), (551, 120989), (647, 103037), (3553, 18763), (5423, 12293), (6061, 10999), (7117, 9367)]