28149381

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5119}}^1$

素因数の和:5185

約数の個数: 24

約数和(自身を含む): 44728320

約数和(自身を除く): 16578939

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 611, 1833, 5119, 5499, 15357, 46071, 66547, 199641, 240593, 598923, 721779, 2165337, 3127709, 9383127, 28149381]

約数ペア:

[(1, 28149381), (3, 9383127), (9, 3127709), (13, 2165337), (39, 721779), (47, 598923), (117, 240593), (141, 199641), (423, 66547), (611, 46071), (1833, 15357), (5119, 5499)]