87021055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{3671}}^1$

素因数の和:4118

約数の個数: 16

約数和(自身を含む): 114213888

約数和(自身を除く): 27192833

約数列:

[1, 5, 11, 55, 431, 2155, 3671, 4741, 18355, 23705, 40381, 201905, 1582201, 7911005, 17404211, 87021055]

約数ペア:

[(1, 87021055), (5, 17404211), (11, 7911005), (55, 1582201), (431, 201905), (2155, 40381), (3671, 23705), (4741, 18355)]