7881438318

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1279039}}^1$

素因数の和:1279136

約数の個数: 32

約数和(自身を含む): 17190297600

約数和(自身を除く): 9308859282

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 158, 237, 474, 1027, 2054, 3081, 6162, 1279039, 2558078, 3837117, 7674234, 16627507, 33255014, 49882521, 99765042, 101044081, 202088162, 303132243, 606264486, 1313573053, 2627146106, 3940719159, 7881438318]

約数ペア:

[(1, 7881438318), (2, 3940719159), (3, 2627146106), (6, 1313573053), (13, 606264486), (26, 303132243), (39, 202088162), (78, 101044081), (79, 99765042), (158, 49882521), (237, 33255014), (474, 16627507), (1027, 7674234), (2054, 3837117), (3081, 2558078), (6162, 1279039)]