28271255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{14461}}^1$

素因数の和:14506

約数の個数: 16

約数和(自身を含む): 37485504

約数和(自身を除く): 9214249

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 14461, 72305, 245837, 332603, 1229185, 1663015, 5654251, 28271255]

約数ペア:

[(1, 28271255), (5, 5654251), (17, 1663015), (23, 1229185), (85, 332603), (115, 245837), (391, 72305), (1955, 14461)]