278344179

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{11161}}^1$

素因数の和:11347

約数の個数: 24

約数和(自身を含む): 428352912

約数和(自身を除く): 150008733

約数列:

[1, 3, 9, 17, 51, 153, 163, 489, 1467, 2771, 8313, 11161, 24939, 33483, 100449, 189737, 569211, 1707633, 1819243, 5457729, 16373187, 30927131, 92781393, 278344179]

約数ペア:

[(1, 278344179), (3, 92781393), (9, 30927131), (17, 16373187), (51, 5457729), (153, 1819243), (163, 1707633), (489, 569211), (1467, 189737), (2771, 100449), (8313, 33483), (11161, 24939)]