22191125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{16139}}^1$

素因数の和:16165

約数の個数: 16

約数和(自身を含む): 30214080

約数和(自身を除く): 8022955

約数列:

[1, 5, 11, 25, 55, 125, 275, 1375, 16139, 80695, 177529, 403475, 887645, 2017375, 4438225, 22191125]

約数ペア:

[(1, 22191125), (5, 4438225), (11, 2017375), (25, 887645), (55, 403475), (125, 177529), (275, 80695), (1375, 16139)]