2200905

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 4769280

約数和(自身を除く): 2568375

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 85, 105, 119, 135, 137, 153, 189, 255, 315, 357, 411, 459, 595, 685, 765, 945, 959, 1071, 1233, 1785, 2055, 2295, 2329, 2877, 3213, 3699, 4795, 5355, 6165, 6987, 8631, 11645, 14385, 16065, 16303, 18495, 20961, 25893, 34935, 43155, 48909, 62883, 81515, 104805, 129465, 146727, 244545, 314415, 440181, 733635, 2200905]

約数ペア:

[(1, 2200905), (3, 733635), (5, 440181), (7, 314415), (9, 244545), (15, 146727), (17, 129465), (21, 104805), (27, 81515), (35, 62883), (45, 48909), (51, 43155), (63, 34935), (85, 25893), (105, 20961), (119, 18495), (135, 16303), (137, 16065), (153, 14385), (189, 11645), (255, 8631), (315, 6987), (357, 6165), (411, 5355), (459, 4795), (595, 3699), (685, 3213), (765, 2877), (945, 2329), (959, 2295), (1071, 2055), (1233, 1785)]