13377891

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{347}}^1$

素因数の和:602

約数の個数: 16

約数和(自身を含む): 18240768

約数和(自身を除く): 4862877

約数列:

[1, 3, 71, 181, 213, 347, 543, 1041, 12851, 24637, 38553, 62807, 73911, 188421, 4459297, 13377891]

約数ペア:

[(1, 13377891), (3, 4459297), (71, 188421), (181, 73911), (213, 62807), (347, 38553), (543, 24637), (1041, 12851)]