13989773

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2803}}^1$

素因数の和:2864

約数の個数: 16

約数和(自身を含む): 17227776

約数和(自身を除く): 3238003

約数列:

[1, 7, 23, 31, 161, 217, 713, 2803, 4991, 19621, 64469, 86893, 451283, 608251, 1998539, 13989773]

約数ペア:

[(1, 13989773), (7, 1998539), (23, 608251), (31, 451283), (161, 86893), (217, 64469), (713, 19621), (2803, 4991)]