201890093571

素因数分解:

$3^4\times {\mathrm{6389}}^1\times {\mathrm{390119}}^1$

素因数の和:396520

約数の個数: 20

約数和(自身を含む): 301636882800

約数和(自身を除く): 99746789229

約数列:

[1, 3, 9, 27, 81, 6389, 19167, 57501, 172503, 390119, 517509, 1170357, 3511071, 10533213, 31599639, 2492470291, 7477410873, 22432232619, 67296697857, 201890093571]

約数ペア:

[(1, 201890093571), (3, 67296697857), (9, 22432232619), (27, 7477410873), (81, 2492470291), (6389, 31599639), (19167, 10533213), (57501, 3511071), (172503, 1170357), (390119, 517509)]