61230155

素因数分解:

$5^1\times 7^2\times {\mathrm{491}}^1\times {\mathrm{509}}^1$

素因数の和:1019

約数の個数: 24

約数和(自身を含む): 85814640

約数和(自身を除く): 24584485

約数列:

[1, 5, 7, 35, 49, 245, 491, 509, 2455, 2545, 3437, 3563, 17185, 17815, 24059, 24941, 120295, 124705, 249919, 1249595, 1749433, 8747165, 12246031, 61230155]

約数ペア:

[(1, 61230155), (5, 12246031), (7, 8747165), (35, 1749433), (49, 1249595), (245, 249919), (491, 124705), (509, 120295), (2455, 24941), (2545, 24059), (3437, 17815), (3563, 17185)]