389621739

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{67049}}^1$

素因数の和:67214

約数の個数: 16

約数和(自身を含む): 563220000

約数和(自身を除く): 173598261

約数列:

[1, 3, 13, 39, 149, 447, 1937, 5811, 67049, 201147, 871637, 2614911, 9990301, 29970903, 129873913, 389621739]

約数ペア:

[(1, 389621739), (3, 129873913), (13, 29970903), (39, 9990301), (149, 2614911), (447, 871637), (1937, 201147), (5811, 67049)]