3991559

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:398

約数の個数: 16

約数和(自身を含む): 4752384

約数和(自身を除く): 760825

約数列:

[1, 11, 13, 103, 143, 271, 1133, 1339, 2981, 3523, 14729, 27913, 38753, 307043, 362869, 3991559]

約数ペア:

[(1, 3991559), (11, 362869), (13, 307043), (103, 38753), (143, 27913), (271, 14729), (1133, 3523), (1339, 2981)]