51820641

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{37633}}^1$

素因数の和:37662

約数の個数: 20

約数和(自身を含む): 81966852

約数和(自身を除く): 30146211

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 37633, 112899, 338697, 639761, 1016091, 1919283, 3048273, 5757849, 17273547, 51820641]

約数ペア:

[(1, 51820641), (3, 17273547), (9, 5757849), (17, 3048273), (27, 1919283), (51, 1016091), (81, 639761), (153, 338697), (459, 112899), (1377, 37633)]