27286275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{21401}}^1$

素因数の和:21431

約数の個数: 24

約数和(自身を含む): 47769264

約数和(自身を除く): 20482989

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 21401, 64203, 107005, 321015, 363817, 535025, 1091451, 1605075, 1819085, 5457255, 9095425, 27286275]

約数ペア:

[(1, 27286275), (3, 9095425), (5, 5457255), (15, 1819085), (17, 1605075), (25, 1091451), (51, 535025), (75, 363817), (85, 321015), (255, 107005), (425, 64203), (1275, 21401)]