87890319

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{541}}^1\times {\mathrm{547}}^1$

素因数の和:1108

約数の個数: 32

約数和(自身を含む): 142567680

約数和(自身を除く): 54677361

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 541, 547, 1623, 1641, 4869, 4923, 5951, 6017, 14607, 14769, 17853, 18051, 53559, 54153, 160677, 162459, 295927, 887781, 2663343, 3255197, 7990029, 9765591, 29296773, 87890319]

約数ペア:

[(1, 87890319), (3, 29296773), (9, 9765591), (11, 7990029), (27, 3255197), (33, 2663343), (99, 887781), (297, 295927), (541, 162459), (547, 160677), (1623, 54153), (1641, 53559), (4869, 18051), (4923, 17853), (5951, 14769), (6017, 14607)]