213356528

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:271

約数の個数: 160

約数和(自身を含む): 557964288

約数和(自身を除く): 344607760

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 56, 61, 68, 77, 88, 112, 119, 122, 136, 154, 167, 176, 187, 238, 244, 272, 308, 334, 374, 427, 476, 488, 616, 668, 671, 748, 854, 952, 976, 1037, 1169, 1232, 1309, 1336, 1342, 1496, 1708, 1837, 1904, 2074, 2338, 2618, 2672, 2684, 2839, 2992, 3416, 3674, 4148, 4676, 4697, 5236, 5368, 5678, 6832, 7259, 7348, 8296, 9352, 9394, 10187, 10472, 10736, 11356, 11407, 12859, 14518, 14696, 16592, 18704, 18788, 19873, 20374, 20944, 22712, 22814, 25718, 29036, 29392, 31229, 37576, 39746, 40748, 45424, 45628, 51436, 58072, 62458, 71309, 75152, 79492, 79849, 81496, 91256, 102872, 112057, 116144, 124916, 142618, 158984, 159698, 162992, 173179, 182512, 205744, 218603, 224114, 249832, 285236, 317968, 319396, 346358, 437206, 448228, 499664, 570472, 638792, 692716, 784399, 874412, 896456, 1140944, 1212253, 1277584, 1385432, 1568798, 1748824, 1792912, 1904969, 2424506, 2770864, 3137596, 3497648, 3809938, 4849012, 6275192, 7619876, 9698024, 12550384, 13334783, 15239752, 19396048, 26669566, 30479504, 53339132, 106678264, 213356528]

約数ペア:

[(1, 213356528), (2, 106678264), (4, 53339132), (7, 30479504), (8, 26669566), (11, 19396048), (14, 15239752), (16, 13334783), (17, 12550384), (22, 9698024), (28, 7619876), (34, 6275192), (44, 4849012), (56, 3809938), (61, 3497648), (68, 3137596), (77, 2770864), (88, 2424506), (112, 1904969), (119, 1792912), (122, 1748824), (136, 1568798), (154, 1385432), (167, 1277584), (176, 1212253), (187, 1140944), (238, 896456), (244, 874412), (272, 784399), (308, 692716), (334, 638792), (374, 570472), (427, 499664), (476, 448228), (488, 437206), (616, 346358), (668, 319396), (671, 317968), (748, 285236), (854, 249832), (952, 224114), (976, 218603), (1037, 205744), (1169, 182512), (1232, 173179), (1309, 162992), (1336, 159698), (1342, 158984), (1496, 142618), (1708, 124916), (1837, 116144), (1904, 112057), (2074, 102872), (2338, 91256), (2618, 81496), (2672, 79849), (2684, 79492), (2839, 75152), (2992, 71309), (3416, 62458), (3674, 58072), (4148, 51436), (4676, 45628), (4697, 45424), (5236, 40748), (5368, 39746), (5678, 37576), (6832, 31229), (7259, 29392), (7348, 29036), (8296, 25718), (9352, 22814), (9394, 22712), (10187, 20944), (10472, 20374), (10736, 19873), (11356, 18788), (11407, 18704), (12859, 16592), (14518, 14696)]