26987145

素因数分解:

$3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{4007}}^1$

素因数の和:4464

約数の個数: 16

約数和(自身を含む): 43286400

約数和(自身を除く): 16299255

約数列:

[1, 3, 5, 15, 449, 1347, 2245, 4007, 6735, 12021, 20035, 60105, 1799143, 5397429, 8995715, 26987145]

約数ペア:

[(1, 26987145), (3, 8995715), (5, 5397429), (15, 1799143), (449, 60105), (1347, 20035), (2245, 12021), (4007, 6735)]