56128029

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{1693}}^1$

素因数の和:1996

約数の個数: 16

約数和(自身を含む): 76921152

約数和(自身を除く): 20793123

約数列:

[1, 3, 43, 129, 257, 771, 1693, 5079, 11051, 33153, 72799, 218397, 435101, 1305303, 18709343, 56128029]

約数ペア:

[(1, 56128029), (3, 18709343), (43, 1305303), (129, 435101), (257, 218397), (771, 72799), (1693, 33153), (5079, 11051)]