77758268

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{19979}}^1$

素因数の和:20129

約数の個数: 24

約数和(自身を含む): 156643200

約数和(自身を除く): 78884932

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 19979, 39958, 79916, 139853, 279706, 559412, 2777081, 5554162, 11108324, 19439567, 38879134, 77758268]

約数ペア:

[(1, 77758268), (2, 38879134), (4, 19439567), (7, 11108324), (14, 5554162), (28, 2777081), (139, 559412), (278, 279706), (556, 139853), (973, 79916), (1946, 39958), (3892, 19979)]