27986495

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{1031}}^1$

素因数の和:1186

約数の個数: 16

約数和(自身を含む): 34551360

約数和(自身を除く): 6564865

約数列:

[1, 5, 61, 89, 305, 445, 1031, 5155, 5429, 27145, 62891, 91759, 314455, 458795, 5597299, 27986495]

約数ペア:

[(1, 27986495), (5, 5597299), (61, 458795), (89, 314455), (305, 91759), (445, 62891), (1031, 27145), (5155, 5429)]