218142407

素因数分解:

$7^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1\times {\mathrm{1051}}^1$

素因数の和:1406

約数の個数: 16

約数和(自身を含む): 252480000

約数和(自身を除く): 34337593

約数列:

[1, 7, 149, 199, 1043, 1051, 1393, 7357, 29651, 156599, 207557, 209149, 1096193, 1464043, 31163201, 218142407]

約数ペア:

[(1, 218142407), (7, 31163201), (149, 1464043), (199, 1096193), (1043, 209149), (1051, 207557), (1393, 156599), (7357, 29651)]