30784995

素因数分解:

$3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1399}}^1$

素因数の和:1576

約数の個数: 32

約数和(自身を含む): 55104000

約数和(自身を除く): 24319005

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 163, 489, 815, 1399, 1467, 2445, 4197, 4401, 6995, 7335, 12591, 20985, 22005, 37773, 62955, 188865, 228037, 684111, 1140185, 2052333, 3420555, 6156999, 10261665, 30784995]

約数ペア:

[(1, 30784995), (3, 10261665), (5, 6156999), (9, 3420555), (15, 2052333), (27, 1140185), (45, 684111), (135, 228037), (163, 188865), (489, 62955), (815, 37773), (1399, 22005), (1467, 20985), (2445, 12591), (4197, 7335), (4401, 6995)]