211217457

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{48859}}^1$

素因数の和:49004

約数の個数: 16

約数和(自身を含む): 309576960

約数和(自身を除く): 98359503

約数列:

[1, 3, 11, 33, 131, 393, 1441, 4323, 48859, 146577, 537449, 1612347, 6400529, 19201587, 70405819, 211217457]

約数ペア:

[(1, 211217457), (3, 70405819), (11, 19201587), (33, 6400529), (131, 1612347), (393, 537449), (1441, 146577), (4323, 48859)]