28776285

素因数分解:

$3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{3533}}^1$

素因数の和:3725

約数の個数: 24

約数和(自身を含む): 50168664

約数和(自身を除く): 21392379

約数列:

[1, 3, 5, 9, 15, 45, 181, 543, 905, 1629, 2715, 3533, 8145, 10599, 17665, 31797, 52995, 158985, 639473, 1918419, 3197365, 5755257, 9592095, 28776285]

約数ペア:

[(1, 28776285), (3, 9592095), (5, 5755257), (9, 3197365), (15, 1918419), (45, 639473), (181, 158985), (543, 52995), (905, 31797), (1629, 17665), (2715, 10599), (3533, 8145)]