42831321

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{7901}}^1$

素因数の和:8056

約数の個数: 16

約数和(自身を含む): 61951680

約数和(自身を除く): 19120359

約数列:

[1, 3, 13, 39, 139, 417, 1807, 5421, 7901, 23703, 102713, 308139, 1098239, 3294717, 14277107, 42831321]

約数ペア:

[(1, 42831321), (3, 14277107), (13, 3294717), (39, 1098239), (139, 308139), (417, 102713), (1807, 23703), (5421, 7901)]