84690255

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{821}}^1$

素因数の和:888

約数の個数: 48

約数和(自身を含む): 152734176

約数和(自身を除く): 68043921

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 529, 821, 897, 1495, 1587, 2463, 2645, 4105, 4485, 6877, 7935, 10673, 12315, 18883, 20631, 32019, 34385, 53365, 56649, 94415, 103155, 160095, 245479, 283245, 434309, 736437, 1227395, 1302927, 2171545, 3682185, 5646017, 6514635, 16938051, 28230085, 84690255]

約数ペア:

[(1, 84690255), (3, 28230085), (5, 16938051), (13, 6514635), (15, 5646017), (23, 3682185), (39, 2171545), (65, 1302927), (69, 1227395), (115, 736437), (195, 434309), (299, 283245), (345, 245479), (529, 160095), (821, 103155), (897, 94415), (1495, 56649), (1587, 53365), (2463, 34385), (2645, 32019), (4105, 20631), (4485, 18883), (6877, 12315), (7935, 10673)]