71285615

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{2531}}^1$

素因数の和:2710

約数の個数: 16

約数和(自身を含む): 88235136

約数和(自身を除く): 16949521

約数列:

[1, 5, 43, 131, 215, 655, 2531, 5633, 12655, 28165, 108833, 331561, 544165, 1657805, 14257123, 71285615]

約数ペア:

[(1, 71285615), (5, 14257123), (43, 1657805), (131, 544165), (215, 331561), (655, 108833), (2531, 28165), (5633, 12655)]