221549503

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1\times {\mathrm{2081}}^1$

素因数の和:2382

約数の個数: 16

約数和(自身を含む): 258234624

約数和(自身を除く): 36685121

約数列:

[1, 7, 67, 227, 469, 1589, 2081, 14567, 15209, 106463, 139427, 472387, 975989, 3306709, 31649929, 221549503]

約数ペア:

[(1, 221549503), (7, 31649929), (67, 3306709), (227, 975989), (469, 472387), (1589, 139427), (2081, 106463), (14567, 15209)]