213524525

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{7901}}^1$

素因数の和:7981

約数の個数: 24

約数和(自身を含む): 282196224

約数和(自身を除く): 68671699

約数列:

[1, 5, 23, 25, 47, 115, 235, 575, 1081, 1175, 5405, 7901, 27025, 39505, 181723, 197525, 371347, 908615, 1856735, 4543075, 8540981, 9283675, 42704905, 213524525]

約数ペア:

[(1, 213524525), (5, 42704905), (23, 9283675), (25, 8540981), (47, 4543075), (115, 1856735), (235, 908615), (575, 371347), (1081, 197525), (1175, 181723), (5405, 39505), (7901, 27025)]