28020105358

素因数分解:

$2^1\times 7^1\times {\mathrm{71411}}^1\times {\mathrm{28027}}^1$

素因数の和:99447

約数の個数: 16

約数和(自身を含む): 48036852864

約数和(自身を除く): 20016747506

約数列:

[1, 2, 7, 14, 28027, 56054, 71411, 142822, 196189, 392378, 499877, 999754, 2001436097, 4002872194, 14010052679, 28020105358]

約数ペア:

[(1, 28020105358), (2, 14010052679), (7, 4002872194), (14, 2001436097), (28027, 999754), (56054, 499877), (71411, 392378), (142822, 196189)]