71561857

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{541}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 78672384

約数和(自身を除く): 7110527

約数列:

[1, 17, 31, 251, 527, 541, 4267, 7781, 9197, 16771, 132277, 135791, 285107, 2308447, 4209521, 71561857]

約数ペア:

[(1, 71561857), (17, 4209521), (31, 2308447), (251, 285107), (527, 135791), (541, 132277), (4267, 16771), (7781, 9197)]