12971978

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{571}}^1$

素因数の和:917

約数の個数: 16

約数和(自身を含む): 20084064

約数和(自身を除く): 7112086

約数列:

[1, 2, 37, 74, 307, 571, 614, 1142, 11359, 21127, 22718, 42254, 175297, 350594, 6485989, 12971978]

約数ペア:

[(1, 12971978), (2, 6485989), (37, 350594), (74, 175297), (307, 42254), (571, 22718), (614, 21127), (1142, 11359)]