1822405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1$

素因数の和:117

約数の個数: 24

約数和(自身を含む): 2508408

約数和(自身を除く): 686003

約数列:

[1, 5, 13, 23, 53, 65, 115, 265, 299, 529, 689, 1219, 1495, 2645, 3445, 6095, 6877, 15847, 28037, 34385, 79235, 140185, 364481, 1822405]

約数ペア:

[(1, 1822405), (5, 364481), (13, 140185), (23, 79235), (53, 34385), (65, 28037), (115, 15847), (265, 6877), (299, 6095), (529, 3445), (689, 2645), (1219, 1495)]