42639987

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{3449}}^1$

素因数の和:3782

約数の個数: 16

約数和(自身を含む): 61437600

約数和(自身を除く): 18797613

約数列:

[1, 3, 13, 39, 317, 951, 3449, 4121, 10347, 12363, 44837, 134511, 1093333, 3279999, 14213329, 42639987]

約数ペア:

[(1, 42639987), (3, 14213329), (13, 3279999), (39, 1093333), (317, 134511), (951, 44837), (3449, 12363), (4121, 10347)]