27779017

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{641}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 32788224

約数和(自身を除く): 5009207

約数列:

[1, 7, 41, 151, 287, 641, 1057, 4487, 6191, 26281, 43337, 96791, 183967, 677537, 3968431, 27779017]

約数ペア:

[(1, 27779017), (7, 3968431), (41, 677537), (151, 183967), (287, 96791), (641, 43337), (1057, 26281), (4487, 6191)]