3913221

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5281}}^1$

素因数の和:5316

約数の個数: 16

約数和(自身を含む): 5915840

約数和(自身を除く): 2002619

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 5281, 15843, 68653, 100339, 205959, 301017, 1304407, 3913221]

約数ペア:

[(1, 3913221), (3, 1304407), (13, 301017), (19, 205959), (39, 100339), (57, 68653), (247, 15843), (741, 5281)]