285909885

素因数分解:

$3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{19793}}^1$

素因数の和:19914

約数の個数: 32

約数和(自身を含む): 513060480

約数和(自身を除く): 227150595

約数列:

[1, 3, 5, 9, 15, 27, 45, 107, 135, 321, 535, 963, 1605, 2889, 4815, 14445, 19793, 59379, 98965, 178137, 296895, 534411, 890685, 2117851, 2672055, 6353553, 10589255, 19060659, 31767765, 57181977, 95303295, 285909885]

約数ペア:

[(1, 285909885), (3, 95303295), (5, 57181977), (9, 31767765), (15, 19060659), (27, 10589255), (45, 6353553), (107, 2672055), (135, 2117851), (321, 890685), (535, 534411), (963, 296895), (1605, 178137), (2889, 98965), (4815, 59379), (14445, 19793)]