139680968

素因数分解:

$2^3\times 7^2\times {\mathrm{349}}^1\times {\mathrm{1021}}^1$

素因数の和:1390

約数の個数: 48

約数和(自身を含む): 305833500

約数和(自身を除く): 166152532

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 349, 392, 698, 1021, 1396, 2042, 2443, 2792, 4084, 4886, 7147, 8168, 9772, 14294, 17101, 19544, 28588, 34202, 50029, 57176, 68404, 100058, 136808, 200116, 356329, 400232, 712658, 1425316, 2494303, 2850632, 4988606, 9977212, 17460121, 19954424, 34920242, 69840484, 139680968]

約数ペア:

[(1, 139680968), (2, 69840484), (4, 34920242), (7, 19954424), (8, 17460121), (14, 9977212), (28, 4988606), (49, 2850632), (56, 2494303), (98, 1425316), (196, 712658), (349, 400232), (392, 356329), (698, 200116), (1021, 136808), (1396, 100058), (2042, 68404), (2443, 57176), (2792, 50029), (4084, 34202), (4886, 28588), (7147, 19544), (8168, 17101), (9772, 14294)]