2205890246

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1133551}}^1$

素因数の和:1133699

約数の個数: 16

約数和(自身を含む): 3808734720

約数和(自身を除く): 1602844474

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 1133551, 2267102, 7934857, 15869714, 157563589, 315127178, 1102945123, 2205890246]

約数ペア:

[(1, 2205890246), (2, 1102945123), (7, 315127178), (14, 157563589), (139, 15869714), (278, 7934857), (973, 2267102), (1946, 1133551)]