18107085

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 30159360

約数和(自身を除く): 12052275

約数列:

[1, 3, 5, 15, 43, 67, 129, 201, 215, 335, 419, 645, 1005, 1257, 2095, 2881, 6285, 8643, 14405, 18017, 28073, 43215, 54051, 84219, 90085, 140365, 270255, 421095, 1207139, 3621417, 6035695, 18107085]

約数ペア:

[(1, 18107085), (3, 6035695), (5, 3621417), (15, 1207139), (43, 421095), (67, 270255), (129, 140365), (201, 90085), (215, 84219), (335, 54051), (419, 43215), (645, 28073), (1005, 18017), (1257, 14405), (2095, 8643), (2881, 6285)]