28874295

素因数分解:

$3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3041}}^1$

素因数の和:3263

約数の個数: 24

約数和(自身を含む): 50302512

約数和(自身を除く): 21428217

約数列:

[1, 3, 5, 9, 15, 45, 211, 633, 1055, 1899, 3041, 3165, 9123, 9495, 15205, 27369, 45615, 136845, 641651, 1924953, 3208255, 5774859, 9624765, 28874295]

約数ペア:

[(1, 28874295), (3, 9624765), (5, 5774859), (9, 3208255), (15, 1924953), (45, 641651), (211, 136845), (633, 45615), (1055, 27369), (1899, 15205), (3041, 9495), (3165, 9123)]