209969254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{414959}}^1$

素因数の和:414995

約数の個数: 16

約数和(自身を含む): 358525440

約数和(自身を除く): 148556186

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 414959, 829918, 4564549, 9129098, 9544057, 19088114, 104984627, 209969254]

約数ペア:

[(1, 209969254), (2, 104984627), (11, 19088114), (22, 9544057), (23, 9129098), (46, 4564549), (253, 829918), (506, 414959)]