274438385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{10529}}^1$

素因数の和:10948

約数の個数: 16

約数和(自身を含む): 355577040

約数和(自身を除く): 81138655

約数列:

[1, 5, 13, 65, 401, 2005, 5213, 10529, 26065, 52645, 136877, 684385, 4222129, 21110645, 54887677, 274438385]

約数ペア:

[(1, 274438385), (5, 54887677), (13, 21110645), (65, 4222129), (401, 684385), (2005, 136877), (5213, 52645), (10529, 26065)]