15679391

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4007}}^1$

素因数の和:4070

約数の個数: 16

約数和(自身を含む): 19751424

約数和(自身を除く): 4072033

約数列:

[1, 7, 13, 43, 91, 301, 559, 3913, 4007, 28049, 52091, 172301, 364637, 1206107, 2239913, 15679391]

約数ペア:

[(1, 15679391), (7, 2239913), (13, 1206107), (43, 364637), (91, 172301), (301, 52091), (559, 28049), (3913, 4007)]