209649216

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{401}}^1$

素因数の和:812

約数の個数: 112

約数和(自身を含む): 637153920

約数和(自身を除く): 427504704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 389, 401, 448, 672, 778, 802, 1167, 1203, 1344, 1556, 1604, 2334, 2406, 2723, 2807, 3112, 3208, 4668, 4812, 5446, 5614, 6224, 6416, 8169, 8421, 9336, 9624, 10892, 11228, 12448, 12832, 16338, 16842, 18672, 19248, 21784, 22456, 24896, 25664, 32676, 33684, 37344, 38496, 43568, 44912, 65352, 67368, 74688, 76992, 87136, 89824, 130704, 134736, 155989, 174272, 179648, 261408, 269472, 311978, 467967, 522816, 538944, 623956, 935934, 1091923, 1247912, 1871868, 2183846, 2495824, 3275769, 3743736, 4367692, 4991648, 6551538, 7487472, 8735384, 9983296, 13103076, 14974944, 17470768, 26206152, 29949888, 34941536, 52412304, 69883072, 104824608, 209649216]

約数ペア:

[(1, 209649216), (2, 104824608), (3, 69883072), (4, 52412304), (6, 34941536), (7, 29949888), (8, 26206152), (12, 17470768), (14, 14974944), (16, 13103076), (21, 9983296), (24, 8735384), (28, 7487472), (32, 6551538), (42, 4991648), (48, 4367692), (56, 3743736), (64, 3275769), (84, 2495824), (96, 2183846), (112, 1871868), (168, 1247912), (192, 1091923), (224, 935934), (336, 623956), (389, 538944), (401, 522816), (448, 467967), (672, 311978), (778, 269472), (802, 261408), (1167, 179648), (1203, 174272), (1344, 155989), (1556, 134736), (1604, 130704), (2334, 89824), (2406, 87136), (2723, 76992), (2807, 74688), (3112, 67368), (3208, 65352), (4668, 44912), (4812, 43568), (5446, 38496), (5614, 37344), (6224, 33684), (6416, 32676), (8169, 25664), (8421, 24896), (9336, 22456), (9624, 21784), (10892, 19248), (11228, 18672), (12448, 16842), (12832, 16338)]