215972596

素因数分解:

$2^2\times 7^2\times {\mathrm{1101901}}^1$

素因数の和:1101919

約数の個数: 18

約数和(自身を含む): 439658898

約数和(自身を除く): 223686302

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1101901, 2203802, 4407604, 7713307, 15426614, 30853228, 53993149, 107986298, 215972596]

約数ペア:

[(1, 215972596), (2, 107986298), (4, 53993149), (7, 30853228), (14, 15426614), (28, 7713307), (49, 4407604), (98, 2203802), (196, 1101901)]