2051280543

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1231}}^1\times {\mathrm{42727}}^1$

素因数の和:43974

約数の個数: 16

約数和(自身を含む): 2947890176

約数和(自身を除く): 896609633

約数列:

[1, 3, 13, 39, 1231, 3693, 16003, 42727, 48009, 128181, 555451, 1666353, 52596937, 157790811, 683760181, 2051280543]

約数ペア:

[(1, 2051280543), (3, 683760181), (13, 157790811), (39, 52596937), (1231, 1666353), (3693, 555451), (16003, 128181), (42727, 48009)]