28612359

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{9547}}^1$

素因数の和:9596

約数の個数: 20

約数和(自身を含む): 43901704

約数和(自身を除く): 15289345

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 9547, 28641, 85923, 257769, 353239, 773307, 1059717, 3179151, 9537453, 28612359]

約数ペア:

[(1, 28612359), (3, 9537453), (9, 3179151), (27, 1059717), (37, 773307), (81, 353239), (111, 257769), (333, 85923), (999, 28641), (2997, 9547)]