28406412

素因数分解:

$2^2\times 3^2\times {\mathrm{789067}}^1$

素因数の和:789077

約数の個数: 18

約数和(自身を含む): 71805188

約数和(自身を除く): 43398776

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 789067, 1578134, 2367201, 3156268, 4734402, 7101603, 9468804, 14203206, 28406412]

約数ペア:

[(1, 28406412), (2, 14203206), (3, 9468804), (4, 7101603), (6, 4734402), (9, 3156268), (12, 2367201), (18, 1578134), (36, 789067)]