28277205

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{593}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 52519104

約数和(自身を除く): 24241899

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 289, 561, 593, 867, 935, 1445, 1779, 2805, 2965, 3179, 4335, 6523, 8895, 9537, 10081, 15895, 19569, 30243, 32615, 47685, 50405, 97845, 110891, 151215, 171377, 332673, 514131, 554455, 856885, 1663365, 1885147, 2570655, 5655441, 9425735, 28277205]

約数ペア:

[(1, 28277205), (3, 9425735), (5, 5655441), (11, 2570655), (15, 1885147), (17, 1663365), (33, 856885), (51, 554455), (55, 514131), (85, 332673), (165, 171377), (187, 151215), (255, 110891), (289, 97845), (561, 50405), (593, 47685), (867, 32615), (935, 30243), (1445, 19569), (1779, 15895), (2805, 10081), (2965, 9537), (3179, 8895), (4335, 6523)]