85140097

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{571}}^1$

素因数の和:781

約数の個数: 24

約数和(自身を含む): 105636960

約数和(自身を除く): 20496863

約数列:

[1, 7, 17, 49, 119, 179, 571, 833, 1253, 3043, 3997, 8771, 9707, 21301, 27979, 67949, 102209, 149107, 475643, 715463, 1737553, 5008241, 12162871, 85140097]

約数ペア:

[(1, 85140097), (7, 12162871), (17, 5008241), (49, 1737553), (119, 715463), (179, 475643), (571, 149107), (833, 102209), (1253, 67949), (3043, 27979), (3997, 21301), (8771, 9707)]