51355917

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{100109}}^1$

素因数の和:100137

約数の個数: 16

約数和(自身を含む): 80088000

約数和(自身を除く): 28732083

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 100109, 300327, 900981, 1902071, 2702943, 5706213, 17118639, 51355917]

約数ペア:

[(1, 51355917), (3, 17118639), (9, 5706213), (19, 2702943), (27, 1902071), (57, 900981), (171, 300327), (513, 100109)]