279128529

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{631}}^1\times {\mathrm{2137}}^1$

素因数の和:2797

約数の個数: 24

約数和(自身を含む): 421579392

約数和(自身を除く): 142450863

約数列:

[1, 3, 9, 23, 69, 207, 631, 1893, 2137, 5679, 6411, 14513, 19233, 43539, 49151, 130617, 147453, 442359, 1348447, 4045341, 12136023, 31014281, 93042843, 279128529]

約数ペア:

[(1, 279128529), (3, 93042843), (9, 31014281), (23, 12136023), (69, 4045341), (207, 1348447), (631, 442359), (1893, 147453), (2137, 130617), (5679, 49151), (6411, 43539), (14513, 19233)]