28537947

素因数分解:

$3^3\times {\mathrm{251}}^1\times {\mathrm{4211}}^1$

素因数の和:4471

約数の個数: 16

約数和(自身を含む): 42456960

約数和(自身を除く): 13919013

約数列:

[1, 3, 9, 27, 251, 753, 2259, 4211, 6777, 12633, 37899, 113697, 1056961, 3170883, 9512649, 28537947]

約数ペア:

[(1, 28537947), (3, 9512649), (9, 3170883), (27, 1056961), (251, 113697), (753, 37899), (2259, 12633), (4211, 6777)]