139605508

素因数分解:

$2^2\times 7^2\times {\mathrm{479}}^1\times {\mathrm{1487}}^1$

素因数の和:1984

約数の個数: 36

約数和(自身を含む): 284981760

約数和(自身を除く): 145376252

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 479, 958, 1487, 1916, 2974, 3353, 5948, 6706, 10409, 13412, 20818, 23471, 41636, 46942, 72863, 93884, 145726, 291452, 712273, 1424546, 2849092, 4985911, 9971822, 19943644, 34901377, 69802754, 139605508]

約数ペア:

[(1, 139605508), (2, 69802754), (4, 34901377), (7, 19943644), (14, 9971822), (28, 4985911), (49, 2849092), (98, 1424546), (196, 712273), (479, 291452), (958, 145726), (1487, 93884), (1916, 72863), (2974, 46942), (3353, 41636), (5948, 23471), (6706, 20818), (10409, 13412)]