85911455

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{20627}}^1$

素因数の和:20663

約数の個数: 24

約数和(自身を含む): 126985968

約数和(自身を除く): 41074513

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4165, 20627, 103135, 144389, 350659, 721945, 1010723, 1753295, 2454613, 5053615, 12273065, 17182291, 85911455]

約数ペア:

[(1, 85911455), (5, 17182291), (7, 12273065), (17, 5053615), (35, 2454613), (49, 1753295), (85, 1010723), (119, 721945), (245, 350659), (595, 144389), (833, 103135), (4165, 20627)]