1279355847

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{791191}}^1$

素因数の和:791219

約数の個数: 24

約数和(自身を含む): 2164701312

約数和(自身を除く): 885345465

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 791191, 2373573, 5538337, 8703101, 16615011, 26109303, 38768359, 60921707, 116305077, 182765121, 426451949, 1279355847]

約数ペア:

[(1, 1279355847), (3, 426451949), (7, 182765121), (11, 116305077), (21, 60921707), (33, 38768359), (49, 26109303), (77, 16615011), (147, 8703101), (231, 5538337), (539, 2373573), (1617, 791191)]