438392007

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{91733}}^1$

素因数の和:91804

約数の個数: 20

約数和(自身を含む): 665988840

約数和(自身を除く): 227596833

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 91733, 275199, 825597, 2476791, 5412247, 7430373, 16236741, 48710223, 146130669, 438392007]

約数ペア:

[(1, 438392007), (3, 146130669), (9, 48710223), (27, 16236741), (59, 7430373), (81, 5412247), (177, 2476791), (531, 825597), (1593, 275199), (4779, 91733)]