39942721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{11863}}^1$

素因数の和:11920

約数の個数: 16

約数和(自身を含む): 50493184

約数和(自身を除く): 10550463

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 11863, 83041, 154219, 438931, 1079533, 3072517, 5706103, 39942721]

約数ペア:

[(1, 39942721), (7, 5706103), (13, 3072517), (37, 1079533), (91, 438931), (259, 154219), (481, 83041), (3367, 11863)]