208705641

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{12619}}^1$

素因数の和:12808

約数の個数: 16

約数和(自身を含む): 287736000

約数和(自身を除く): 79030359

約数列:

[1, 3, 37, 111, 149, 447, 5513, 12619, 16539, 37857, 466903, 1400709, 1880231, 5640693, 69568547, 208705641]

約数ペア:

[(1, 208705641), (3, 69568547), (37, 5640693), (111, 1880231), (149, 1400709), (447, 466903), (5513, 37857), (12619, 16539)]