68334447

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 97320960

約数和(自身を除く): 28986513

約数列:

[1, 3, 31, 71, 79, 93, 131, 213, 237, 393, 2201, 2449, 4061, 5609, 6603, 7347, 9301, 10349, 12183, 16827, 27903, 31047, 173879, 288331, 320819, 521637, 734779, 864993, 962457, 2204337, 22778149, 68334447]

約数ペア:

[(1, 68334447), (3, 22778149), (31, 2204337), (71, 962457), (79, 864993), (93, 734779), (131, 521637), (213, 320819), (237, 288331), (393, 173879), (2201, 31047), (2449, 27903), (4061, 16827), (5609, 12183), (6603, 10349), (7347, 9301)]