261502019

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{12647}}^1$

素因数の和:12730

約数の個数: 16

約数和(自身を含む): 291409920

約数和(自身を除く): 29907901

約数列:

[1, 23, 29, 31, 667, 713, 899, 12647, 20677, 290881, 366763, 392057, 8435549, 9017311, 11369653, 261502019]

約数ペア:

[(1, 261502019), (23, 11369653), (29, 9017311), (31, 8435549), (667, 392057), (713, 366763), (899, 290881), (12647, 20677)]