28892005

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{2647}}^1$

素因数の和:2748

約数の個数: 16

約数和(自身を含む): 36224640

約数和(自身を除く): 7332635

約数列:

[1, 5, 37, 59, 185, 295, 2183, 2647, 10915, 13235, 97939, 156173, 489695, 780865, 5778401, 28892005]

約数ペア:

[(1, 28892005), (5, 5778401), (37, 780865), (59, 489695), (185, 156173), (295, 97939), (2183, 13235), (2647, 10915)]