216137565

素因数分解:

$3^6\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:270

約数の個数: 112

約数和(自身を含む): 457066368

約数和(自身を除く): 240928803

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 43, 45, 63, 81, 105, 129, 135, 189, 197, 215, 243, 301, 315, 387, 405, 567, 591, 645, 729, 903, 945, 985, 1161, 1215, 1379, 1505, 1701, 1773, 1935, 2709, 2835, 2955, 3483, 3645, 4137, 4515, 5103, 5319, 5805, 6895, 8127, 8471, 8505, 8865, 10449, 12411, 13545, 15957, 17415, 20685, 24381, 25413, 25515, 26595, 31347, 37233, 40635, 42355, 47871, 52245, 59297, 62055, 73143, 76239, 79785, 111699, 121905, 127065, 143613, 156735, 177891, 186165, 219429, 228717, 239355, 296485, 335097, 365715, 381195, 533673, 558495, 686151, 718065, 889455, 1005291, 1097145, 1143585, 1601019, 1675485, 2058453, 2668365, 3430755, 4803057, 5026455, 6175359, 8005095, 10292265, 14409171, 24015285, 30876795, 43227513, 72045855, 216137565]

約数ペア:

[(1, 216137565), (3, 72045855), (5, 43227513), (7, 30876795), (9, 24015285), (15, 14409171), (21, 10292265), (27, 8005095), (35, 6175359), (43, 5026455), (45, 4803057), (63, 3430755), (81, 2668365), (105, 2058453), (129, 1675485), (135, 1601019), (189, 1143585), (197, 1097145), (215, 1005291), (243, 889455), (301, 718065), (315, 686151), (387, 558495), (405, 533673), (567, 381195), (591, 365715), (645, 335097), (729, 296485), (903, 239355), (945, 228717), (985, 219429), (1161, 186165), (1215, 177891), (1379, 156735), (1505, 143613), (1701, 127065), (1773, 121905), (1935, 111699), (2709, 79785), (2835, 76239), (2955, 73143), (3483, 62055), (3645, 59297), (4137, 52245), (4515, 47871), (5103, 42355), (5319, 40635), (5805, 37233), (6895, 31347), (8127, 26595), (8471, 25515), (8505, 25413), (8865, 24381), (10449, 20685), (12411, 17415), (13545, 15957)]