279420003

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{145759}}^1$

素因数の和:145839

約数の個数: 16

約数和(自身を含む): 419788800

約数和(自身を除く): 140368797

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 145759, 437277, 1311831, 3935493, 10348889, 31046667, 93140001, 279420003]

約数ペア:

[(1, 279420003), (3, 93140001), (9, 31046667), (27, 10348889), (71, 3935493), (213, 1311831), (639, 437277), (1917, 145759)]