213661728

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{105983}}^1$

素因数の和:106006

約数の個数: 72

約数和(自身を含む): 694407168

約数和(自身を除く): 480745440

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 105983, 211966, 317949, 423932, 635898, 741881, 847864, 953847, 1271796, 1483762, 1695728, 1907694, 2225643, 2543592, 2967524, 3391456, 3815388, 4451286, 5087184, 5935048, 6676929, 7630776, 8902572, 10174368, 11870096, 13353858, 15261552, 17805144, 23740192, 26707716, 30523104, 35610288, 53415432, 71220576, 106830864, 213661728]

約数ペア:

[(1, 213661728), (2, 106830864), (3, 71220576), (4, 53415432), (6, 35610288), (7, 30523104), (8, 26707716), (9, 23740192), (12, 17805144), (14, 15261552), (16, 13353858), (18, 11870096), (21, 10174368), (24, 8902572), (28, 7630776), (32, 6676929), (36, 5935048), (42, 5087184), (48, 4451286), (56, 3815388), (63, 3391456), (72, 2967524), (84, 2543592), (96, 2225643), (112, 1907694), (126, 1695728), (144, 1483762), (168, 1271796), (224, 953847), (252, 847864), (288, 741881), (336, 635898), (504, 423932), (672, 317949), (1008, 211966), (2016, 105983)]