26971791

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1979}}^1$

素因数の和:2059

約数の個数: 32

約数和(自身を含む): 45619200

約数和(自身を除く): 18647409

約数列:

[1, 3, 7, 11, 21, 33, 59, 77, 177, 231, 413, 649, 1239, 1947, 1979, 4543, 5937, 13629, 13853, 21769, 41559, 65307, 116761, 152383, 350283, 457149, 817327, 1284371, 2451981, 3853113, 8990597, 26971791]

約数ペア:

[(1, 26971791), (3, 8990597), (7, 3853113), (11, 2451981), (21, 1284371), (33, 817327), (59, 457149), (77, 350283), (177, 152383), (231, 116761), (413, 65307), (649, 41559), (1239, 21769), (1947, 13853), (1979, 13629), (4543, 5937)]