28506863

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{7877}}^1$

素因数の和:7942

約数の個数: 16

約数和(自身を含む): 36301824

約数和(自身を除く): 7794961

約数列:

[1, 7, 11, 47, 77, 329, 517, 3619, 7877, 55139, 86647, 370219, 606529, 2591533, 4072409, 28506863]

約数ペア:

[(1, 28506863), (7, 4072409), (11, 2591533), (47, 606529), (77, 370219), (329, 86647), (517, 55139), (3619, 7877)]