213702964

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{863}}^1\times {\mathrm{1997}}^1$

素因数の和:2895

約数の個数: 24

約数和(自身を含む): 386684928

約数和(自身を除く): 172981964

約数列:

[1, 2, 4, 31, 62, 124, 863, 1726, 1997, 3452, 3994, 7988, 26753, 53506, 61907, 107012, 123814, 247628, 1723411, 3446822, 6893644, 53425741, 106851482, 213702964]

約数ペア:

[(1, 213702964), (2, 106851482), (4, 53425741), (31, 6893644), (62, 3446822), (124, 1723411), (863, 247628), (1726, 123814), (1997, 107012), (3452, 61907), (3994, 53506), (7988, 26753)]