66286917

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{6247}}^1$

素因数の和:6390

約数の個数: 20

約数和(自身を含む): 99793056

約数和(自身を除く): 33506139

約数列:

[1, 3, 9, 27, 81, 131, 393, 1179, 3537, 6247, 10611, 18741, 56223, 168669, 506007, 818357, 2455071, 7365213, 22095639, 66286917]

約数ペア:

[(1, 66286917), (3, 22095639), (9, 7365213), (27, 2455071), (81, 818357), (131, 506007), (393, 168669), (1179, 56223), (3537, 18741), (6247, 10611)]