1321090561

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{86851}}^1$

素因数の和:86952

約数の個数: 16

約数和(自身を含む): 1575842688

約数和(自身を除く): 254752127

約数列:

[1, 7, 41, 53, 287, 371, 2173, 15211, 86851, 607957, 3560891, 4603103, 24926237, 32221721, 188727223, 1321090561]

約数ペア:

[(1, 1321090561), (7, 188727223), (41, 32221721), (53, 24926237), (287, 4603103), (371, 3560891), (2173, 607957), (15211, 86851)]