261681308

素因数分解:

$2^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{24659}}^1$

素因数の和:25049

約数の個数: 24

約数和(自身を含む): 524764800

約数和(自身を除く): 263083492

約数列:

[1, 2, 4, 7, 14, 28, 379, 758, 1516, 2653, 5306, 10612, 24659, 49318, 98636, 172613, 345226, 690452, 9345761, 18691522, 37383044, 65420327, 130840654, 261681308]

約数ペア:

[(1, 261681308), (2, 130840654), (4, 65420327), (7, 37383044), (14, 18691522), (28, 9345761), (379, 690452), (758, 345226), (1516, 172613), (2653, 98636), (5306, 49318), (10612, 24659)]