212557132

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{431}}^1\times {\mathrm{887}}^1$

素因数の和:1461

約数の個数: 24

約数和(自身を含む): 375943680

約数和(自身を除く): 163386548

約数列:

[1, 2, 4, 139, 278, 431, 556, 862, 887, 1724, 1774, 3548, 59909, 119818, 123293, 239636, 246586, 382297, 493172, 764594, 1529188, 53139283, 106278566, 212557132]

約数ペア:

[(1, 212557132), (2, 106278566), (4, 53139283), (139, 1529188), (278, 764594), (431, 493172), (556, 382297), (862, 246586), (887, 239636), (1724, 123293), (1774, 119818), (3548, 59909)]