28502469

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:426

約数の個数: 32

約数和(自身を含む): 43946240

約数和(自身を除く): 15443771

約数列:

[1, 3, 9, 27, 37, 103, 111, 277, 309, 333, 831, 927, 999, 2493, 2781, 3811, 7479, 10249, 11433, 28531, 30747, 34299, 85593, 92241, 102897, 256779, 276723, 770337, 1055647, 3166941, 9500823, 28502469]

約数ペア:

[(1, 28502469), (3, 9500823), (9, 3166941), (27, 1055647), (37, 770337), (103, 276723), (111, 256779), (277, 102897), (309, 92241), (333, 85593), (831, 34299), (927, 30747), (999, 28531), (2493, 11433), (2781, 10249), (3811, 7479)]