248245396

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{285997}}^1$

素因数の和:286039

約数の個数: 24

約数和(自身を含む): 512508416

約数和(自身を除く): 264263020

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 285997, 571994, 1143988, 2001979, 4003958, 8007916, 8865907, 17731814, 35463628, 62061349, 124122698, 248245396]

約数ペア:

[(1, 248245396), (2, 124122698), (4, 62061349), (7, 35463628), (14, 17731814), (28, 8865907), (31, 8007916), (62, 4003958), (124, 2001979), (217, 1143988), (434, 571994), (868, 285997)]