13904165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2503}}^1$

素因数の和:2620

約数の個数: 16

約数和(自身を含む): 18389376

約数和(自身を除く): 4485211

約数列:

[1, 5, 11, 55, 101, 505, 1111, 2503, 5555, 12515, 27533, 137665, 252803, 1264015, 2780833, 13904165]

約数ペア:

[(1, 13904165), (5, 2780833), (11, 1264015), (55, 252803), (101, 137665), (505, 27533), (1111, 12515), (2503, 5555)]