266348537

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{172171}}^1$

素因数の和:172208

約数の個数: 16

約数和(自身を含む): 347098752

約数和(自身を除く): 80750215

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 172171, 1205197, 2238223, 2926907, 15667561, 20488349, 38049791, 266348537]

約数ペア:

[(1, 266348537), (7, 38049791), (13, 20488349), (17, 15667561), (91, 2926907), (119, 2238223), (221, 1205197), (1547, 172171)]