401518942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{122489}}^1$

素因数の和:122651

約数の個数: 16

約数和(自身を含む): 661446000

約数和(自身を除く): 259927058

約数列:

[1, 2, 11, 22, 149, 298, 1639, 3278, 122489, 244978, 1347379, 2694758, 18250861, 36501722, 200759471, 401518942]

約数ペア:

[(1, 401518942), (2, 200759471), (11, 36501722), (22, 18250861), (149, 2694758), (298, 1347379), (1639, 244978), (3278, 122489)]