87485188

素因数分解:

$2^2\times 7^2\times {\mathrm{446353}}^1$

素因数の和:446371

約数の個数: 18

約数和(自身を含む): 178095246

約数和(自身を除く): 90610058

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 446353, 892706, 1785412, 3124471, 6248942, 12497884, 21871297, 43742594, 87485188]

約数ペア:

[(1, 87485188), (2, 43742594), (4, 21871297), (7, 12497884), (14, 6248942), (28, 3124471), (49, 1785412), (98, 892706), (196, 446353)]