821526524

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{719}}^1$

素因数の和:859

約数の個数: 96

約数和(自身を含む): 1837946880

約数和(自身を除く): 1016420356

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 52, 73, 86, 91, 146, 172, 182, 292, 301, 364, 511, 559, 602, 719, 949, 1022, 1118, 1204, 1438, 1898, 2044, 2236, 2876, 3139, 3796, 3913, 5033, 6278, 6643, 7826, 9347, 10066, 12556, 13286, 15652, 18694, 20132, 21973, 26572, 30917, 37388, 40807, 43946, 52487, 61834, 65429, 81614, 87892, 104974, 123668, 130858, 163228, 209948, 216419, 261716, 285649, 367409, 401921, 432838, 571298, 682331, 734818, 803842, 865676, 1142596, 1364662, 1469636, 1607684, 2256941, 2729324, 2813447, 4513882, 4776317, 5626894, 9027764, 9552634, 11253788, 15798587, 19105268, 29340233, 31597174, 58680466, 63194348, 117360932, 205381631, 410763262, 821526524]

約数ペア:

[(1, 821526524), (2, 410763262), (4, 205381631), (7, 117360932), (13, 63194348), (14, 58680466), (26, 31597174), (28, 29340233), (43, 19105268), (52, 15798587), (73, 11253788), (86, 9552634), (91, 9027764), (146, 5626894), (172, 4776317), (182, 4513882), (292, 2813447), (301, 2729324), (364, 2256941), (511, 1607684), (559, 1469636), (602, 1364662), (719, 1142596), (949, 865676), (1022, 803842), (1118, 734818), (1204, 682331), (1438, 571298), (1898, 432838), (2044, 401921), (2236, 367409), (2876, 285649), (3139, 261716), (3796, 216419), (3913, 209948), (5033, 163228), (6278, 130858), (6643, 123668), (7826, 104974), (9347, 87892), (10066, 81614), (12556, 65429), (13286, 61834), (15652, 52487), (18694, 43946), (20132, 40807), (21973, 37388), (26572, 30917)]