1664181

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 2597400

約数和(自身を除く): 933219

約数列:

[1, 3, 9, 17, 51, 73, 149, 153, 219, 447, 657, 1241, 1341, 2533, 3723, 7599, 10877, 11169, 22797, 32631, 97893, 184909, 554727, 1664181]

約数ペア:

[(1, 1664181), (3, 554727), (9, 184909), (17, 97893), (51, 32631), (73, 22797), (149, 11169), (153, 10877), (219, 7599), (447, 3723), (657, 2533), (1241, 1341)]