28073205

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{36697}}^1$

素因数の和:36725

約数の個数: 24

約数和(自身を含む): 51523992

約数和(自身を除く): 23450787

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 36697, 110091, 183485, 330273, 550455, 623849, 1651365, 1871547, 3119245, 5614641, 9357735, 28073205]

約数ペア:

[(1, 28073205), (3, 9357735), (5, 5614641), (9, 3119245), (15, 1871547), (17, 1651365), (45, 623849), (51, 550455), (85, 330273), (153, 183485), (255, 110091), (765, 36697)]