8639757

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2689}}^1$

素因数の和:2722

約数の個数: 32

約数和(自身を含む): 15494400

約数和(自身を除く): 6854643

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 2689, 3213, 8067, 18823, 24201, 45713, 56469, 72603, 137139, 169407, 319991, 411417, 508221, 959973, 1234251, 2879919, 8639757]

約数ペア:

[(1, 8639757), (3, 2879919), (7, 1234251), (9, 959973), (17, 508221), (21, 411417), (27, 319991), (51, 169407), (63, 137139), (119, 72603), (153, 56469), (189, 45713), (357, 24201), (459, 18823), (1071, 8067), (2689, 3213)]