51120477

素因数分解:

$3^4\times {\mathrm{457}}^1\times {\mathrm{1381}}^1$

素因数の和:1850

約数の個数: 20

約数和(自身を含む): 76587676

約数和(自身を除く): 25467199

約数列:

[1, 3, 9, 27, 81, 457, 1371, 1381, 4113, 4143, 12339, 12429, 37017, 37287, 111861, 631117, 1893351, 5680053, 17040159, 51120477]

約数ペア:

[(1, 51120477), (3, 17040159), (9, 5680053), (27, 1893351), (81, 631117), (457, 111861), (1371, 37287), (1381, 37017), (4113, 12429), (4143, 12339)]