157049221

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1\times {\mathrm{2003}}^1$

素因数の和:2520

約数の個数: 16

約数和(自身を含む): 187766784

約数和(自身を除く): 30717563

約数列:

[1, 7, 23, 161, 487, 2003, 3409, 11201, 14021, 46069, 78407, 322483, 975461, 6828227, 22435603, 157049221]

約数ペア:

[(1, 157049221), (7, 22435603), (23, 6828227), (161, 975461), (487, 322483), (2003, 78407), (3409, 46069), (11201, 14021)]