27819765

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{26879}}^1$

素因数の和:26913

約数の個数: 24

約数和(自身を含む): 50319360

約数和(自身を除く): 22499595

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 26879, 80637, 134395, 241911, 403185, 618217, 1209555, 1854651, 3091085, 5563953, 9273255, 27819765]

約数ペア:

[(1, 27819765), (3, 9273255), (5, 5563953), (9, 3091085), (15, 1854651), (23, 1209555), (45, 618217), (69, 403185), (115, 241911), (207, 134395), (345, 80637), (1035, 26879)]