31987761

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{48247}}^1$

素因数の和:48280

約数の個数: 16

約数和(自身を含む): 48633984

約数和(自身を除く): 16646223

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 48247, 144741, 627211, 820199, 1881633, 2460597, 10662587, 31987761]

約数ペア:

[(1, 31987761), (3, 10662587), (13, 2460597), (17, 1881633), (39, 820199), (51, 627211), (221, 144741), (663, 48247)]