201662721

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1913}}^1$

素因数の和:2002

約数の個数: 48

約数和(自身を含む): 338594256

約数和(自身を除く): 136931535

約数列:

[1, 3, 9, 13, 17, 39, 51, 53, 117, 153, 159, 221, 477, 663, 689, 901, 1913, 1989, 2067, 2703, 5739, 6201, 8109, 11713, 17217, 24869, 32521, 35139, 74607, 97563, 101389, 105417, 223821, 292689, 304167, 422773, 912501, 1268319, 1318057, 1723613, 3804957, 3954171, 5170839, 11862513, 15512517, 22406969, 67220907, 201662721]

約数ペア:

[(1, 201662721), (3, 67220907), (9, 22406969), (13, 15512517), (17, 11862513), (39, 5170839), (51, 3954171), (53, 3804957), (117, 1723613), (153, 1318057), (159, 1268319), (221, 912501), (477, 422773), (663, 304167), (689, 292689), (901, 223821), (1913, 105417), (1989, 101389), (2067, 97563), (2703, 74607), (5739, 35139), (6201, 32521), (8109, 24869), (11713, 17217)]