219049743

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{390463}}^1$

素因数の和:390494

約数の個数: 16

約数和(自身を含む): 337360896

約数和(自身を除く): 118311153

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 390463, 1171389, 4295093, 6637871, 12885279, 19913613, 73016581, 219049743]

約数ペア:

[(1, 219049743), (3, 73016581), (11, 19913613), (17, 12885279), (33, 6637871), (51, 4295093), (187, 1171389), (561, 390463)]