28366245

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{27407}}^1$

素因数の和:27441

約数の個数: 24

約数和(自身を含む): 51307776

約数和(自身を除く): 22941531

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 27407, 82221, 137035, 246663, 411105, 630361, 1233315, 1891083, 3151805, 5673249, 9455415, 28366245]

約数ペア:

[(1, 28366245), (3, 9455415), (5, 5673249), (9, 3151805), (15, 1891083), (23, 1233315), (45, 630361), (69, 411105), (115, 246663), (207, 137035), (345, 82221), (1035, 27407)]