85087471

素因数分解:

$7^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 101574000

約数和(自身を除く): 16486529

約数列:

[1, 7, 49, 89, 109, 179, 623, 763, 1253, 4361, 5341, 8771, 9701, 15931, 19511, 67907, 111517, 136577, 475349, 780619, 956039, 1736479, 12155353, 85087471]

約数ペア:

[(1, 85087471), (7, 12155353), (49, 1736479), (89, 956039), (109, 780619), (179, 475349), (623, 136577), (763, 111517), (1253, 67907), (4361, 19511), (5341, 15931), (8771, 9701)]