69278427

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{21323}}^1$

素因数の和:21367

約数の個数: 18

約数和(自身を含む): 105617772

約数和(自身を除く): 36339345

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 21323, 63969, 191907, 405137, 1215411, 3646233, 7697603, 23092809, 69278427]

約数ペア:

[(1, 69278427), (3, 23092809), (9, 7697603), (19, 3646233), (57, 1215411), (171, 405137), (361, 191907), (1083, 63969), (3249, 21323)]