9720888921

素因数分解:

$3^3\times {\mathrm{1949}}^1\times {\mathrm{184727}}^1$

素因数の和:186685

約数の個数: 16

約数和(自身を含む): 14408784000

約数和(自身を除く): 4687895079

約数列:

[1, 3, 9, 27, 1949, 5847, 17541, 52623, 184727, 554181, 1662543, 4987629, 360032923, 1080098769, 3240296307, 9720888921]

約数ペア:

[(1, 9720888921), (3, 3240296307), (9, 1080098769), (27, 360032923), (1949, 4987629), (5847, 1662543), (17541, 554181), (52623, 184727)]