8912845

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:189

約数の個数: 32

約数和(自身を含む): 12192768

約数和(自身を除く): 3279923

約数列:

[1, 5, 17, 23, 47, 85, 97, 115, 235, 391, 485, 799, 1081, 1649, 1955, 2231, 3995, 4559, 5405, 8245, 11155, 18377, 22795, 37927, 77503, 91885, 104857, 189635, 387515, 524285, 1782569, 8912845]

約数ペア:

[(1, 8912845), (5, 1782569), (17, 524285), (23, 387515), (47, 189635), (85, 104857), (97, 91885), (115, 77503), (235, 37927), (391, 22795), (485, 18377), (799, 11155), (1081, 8245), (1649, 5405), (1955, 4559), (2231, 3995)]