401020821

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{41143}}^1$

素因数の和:41190

約数の個数: 24

約数和(自身を含む): 627034560

約数和(自身を除く): 226013739

約数列:

[1, 3, 9, 19, 27, 57, 171, 361, 513, 1083, 3249, 9747, 41143, 123429, 370287, 781717, 1110861, 2345151, 7035453, 14852623, 21106359, 44557869, 133673607, 401020821]

約数ペア:

[(1, 401020821), (3, 133673607), (9, 44557869), (19, 21106359), (27, 14852623), (57, 7035453), (171, 2345151), (361, 1110861), (513, 781717), (1083, 370287), (3249, 123429), (9747, 41143)]