208721859

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{11699}}^1$

素因数の和:12034

約数の個数: 16

約数和(自身を含む): 293904000

約数和(自身を除く): 85182141

約数列:

[1, 3, 19, 57, 313, 939, 5947, 11699, 17841, 35097, 222281, 666843, 3661787, 10985361, 69573953, 208721859]

約数ペア:

[(1, 208721859), (3, 69573953), (19, 10985361), (57, 3661787), (313, 666843), (939, 222281), (5947, 35097), (11699, 17841)]