1388197437

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{16901}}^1$

素因数の和:17065

約数の個数: 32

約数和(自身を含む): 2141821440

約数和(自身を除く): 753624003

約数列:

[1, 3, 11, 19, 33, 57, 131, 209, 393, 627, 1441, 2489, 4323, 7467, 16901, 27379, 50703, 82137, 185911, 321119, 557733, 963357, 2214031, 3532309, 6642093, 10596927, 24354341, 42066589, 73063023, 126199767, 462732479, 1388197437]

約数ペア:

[(1, 1388197437), (3, 462732479), (11, 126199767), (19, 73063023), (33, 42066589), (57, 24354341), (131, 10596927), (209, 6642093), (393, 3532309), (627, 2214031), (1441, 963357), (2489, 557733), (4323, 321119), (7467, 185911), (16901, 82137), (27379, 50703)]