13485475

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1$

素因数の和:579

約数の個数: 24

約数和(自身を含む): 17856000

約数和(自身を除く): 4370525

約数列:

[1, 5, 23, 25, 47, 115, 235, 499, 575, 1081, 1175, 2495, 5405, 11477, 12475, 23453, 27025, 57385, 117265, 286925, 539419, 586325, 2697095, 13485475]

約数ペア:

[(1, 13485475), (5, 2697095), (23, 586325), (25, 539419), (47, 286925), (115, 117265), (235, 57385), (499, 27025), (575, 23453), (1081, 12475), (1175, 11477), (2495, 5405)]