261569281788

素因数分解:

$2^2\times 3^2\times {\mathrm{127}}^1\times {\mathrm{6163}}^1\times {\mathrm{9283}}^1$

素因数の和:15583

約数の個数: 72

約数和(自身を含む): 666575157248

約数和(自身を除く): 405005875460

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 127, 254, 381, 508, 762, 1143, 1524, 2286, 4572, 6163, 9283, 12326, 18489, 18566, 24652, 27849, 36978, 37132, 55467, 55698, 73956, 83547, 110934, 111396, 167094, 221868, 334188, 782701, 1178941, 1565402, 2348103, 2357882, 3130804, 3536823, 4696206, 4715764, 7044309, 7073646, 9392412, 10610469, 14088618, 14147292, 21220938, 28177236, 42441876, 57211129, 114422258, 171633387, 228844516, 343266774, 514900161, 686533548, 1029800322, 2059600644, 7265813383, 14531626766, 21797440149, 29063253532, 43594880298, 65392320447, 87189760596, 130784640894, 261569281788]

約数ペア:

[(1, 261569281788), (2, 130784640894), (3, 87189760596), (4, 65392320447), (6, 43594880298), (9, 29063253532), (12, 21797440149), (18, 14531626766), (36, 7265813383), (127, 2059600644), (254, 1029800322), (381, 686533548), (508, 514900161), (762, 343266774), (1143, 228844516), (1524, 171633387), (2286, 114422258), (4572, 57211129), (6163, 42441876), (9283, 28177236), (12326, 21220938), (18489, 14147292), (18566, 14088618), (24652, 10610469), (27849, 9392412), (36978, 7073646), (37132, 7044309), (55467, 4715764), (55698, 4696206), (73956, 3536823), (83547, 3130804), (110934, 2357882), (111396, 2348103), (167094, 1565402), (221868, 1178941), (334188, 782701)]