206577921

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{42013}}^1$

素因数の和:42176

約数の個数: 16

約数和(自身を含む): 302500800

約数和(自身を除く): 95922879

約数列:

[1, 3, 11, 33, 149, 447, 1639, 4917, 42013, 126039, 462143, 1386429, 6259937, 18779811, 68859307, 206577921]

約数ペア:

[(1, 206577921), (3, 68859307), (11, 18779811), (33, 6259937), (149, 1386429), (447, 462143), (1639, 126039), (4917, 42013)]