28384779

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1\times {\mathrm{523}}^1$

素因数の和:834

約数の個数: 16

約数和(自身を含む): 38566400

約数和(自身を除く): 10181621

約数列:

[1, 3, 79, 229, 237, 523, 687, 1569, 18091, 41317, 54273, 119767, 123951, 359301, 9461593, 28384779]

約数ペア:

[(1, 28384779), (3, 9461593), (79, 359301), (229, 123951), (237, 119767), (523, 54273), (687, 41317), (1569, 18091)]