201213207

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{33721}}^1$

素因数の和:33760

約数の個数: 32

約数和(自身を含む): 339917760

約数和(自身を除く): 138704553

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 221, 351, 459, 663, 1989, 5967, 33721, 101163, 303489, 438373, 573257, 910467, 1315119, 1719771, 3945357, 5159313, 7452341, 11836071, 15477939, 22357023, 67071069, 201213207]

約数ペア:

[(1, 201213207), (3, 67071069), (9, 22357023), (13, 15477939), (17, 11836071), (27, 7452341), (39, 5159313), (51, 3945357), (117, 1719771), (153, 1315119), (221, 910467), (351, 573257), (459, 438373), (663, 303489), (1989, 101163), (5967, 33721)]