28821744

素因数分解:

$2^4\times 3^6\times 7^1\times {\mathrm{353}}^1$

素因数の和:386

約数の個数: 140

約数和(自身を含む): 95956656

約数和(自身を除く): 67134912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 108, 112, 126, 144, 162, 168, 189, 216, 243, 252, 324, 336, 353, 378, 432, 486, 504, 567, 648, 706, 729, 756, 972, 1008, 1059, 1134, 1296, 1412, 1458, 1512, 1701, 1944, 2118, 2268, 2471, 2824, 2916, 3024, 3177, 3402, 3888, 4236, 4536, 4942, 5103, 5648, 5832, 6354, 6804, 7413, 8472, 9072, 9531, 9884, 10206, 11664, 12708, 13608, 14826, 16944, 19062, 19768, 20412, 22239, 25416, 27216, 28593, 29652, 38124, 39536, 40824, 44478, 50832, 57186, 59304, 66717, 76248, 81648, 85779, 88956, 114372, 118608, 133434, 152496, 171558, 177912, 200151, 228744, 257337, 266868, 343116, 355824, 400302, 457488, 514674, 533736, 600453, 686232, 800604, 1029348, 1067472, 1200906, 1372464, 1601208, 1801359, 2058696, 2401812, 3202416, 3602718, 4117392, 4803624, 7205436, 9607248, 14410872, 28821744]

約数ペア:

[(1, 28821744), (2, 14410872), (3, 9607248), (4, 7205436), (6, 4803624), (7, 4117392), (8, 3602718), (9, 3202416), (12, 2401812), (14, 2058696), (16, 1801359), (18, 1601208), (21, 1372464), (24, 1200906), (27, 1067472), (28, 1029348), (36, 800604), (42, 686232), (48, 600453), (54, 533736), (56, 514674), (63, 457488), (72, 400302), (81, 355824), (84, 343116), (108, 266868), (112, 257337), (126, 228744), (144, 200151), (162, 177912), (168, 171558), (189, 152496), (216, 133434), (243, 118608), (252, 114372), (324, 88956), (336, 85779), (353, 81648), (378, 76248), (432, 66717), (486, 59304), (504, 57186), (567, 50832), (648, 44478), (706, 40824), (729, 39536), (756, 38124), (972, 29652), (1008, 28593), (1059, 27216), (1134, 25416), (1296, 22239), (1412, 20412), (1458, 19768), (1512, 19062), (1701, 16944), (1944, 14826), (2118, 13608), (2268, 12708), (2471, 11664), (2824, 10206), (2916, 9884), (3024, 9531), (3177, 9072), (3402, 8472), (3888, 7413), (4236, 6804), (4536, 6354), (4942, 5832), (5103, 5648)]