263883256

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2767}}^1$

素因数の和:2924

約数の個数: 64

約数和(自身を含む): 613831680

約数和(自身を除く): 349948424

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 131, 182, 262, 364, 524, 728, 917, 1048, 1703, 1834, 2767, 3406, 3668, 5534, 6812, 7336, 11068, 11921, 13624, 19369, 22136, 23842, 35971, 38738, 47684, 71942, 77476, 95368, 143884, 154952, 251797, 287768, 362477, 503594, 724954, 1007188, 1449908, 2014376, 2537339, 2899816, 4712201, 5074678, 9424402, 10149356, 18848804, 20298712, 32985407, 37697608, 65970814, 131941628, 263883256]

約数ペア:

[(1, 263883256), (2, 131941628), (4, 65970814), (7, 37697608), (8, 32985407), (13, 20298712), (14, 18848804), (26, 10149356), (28, 9424402), (52, 5074678), (56, 4712201), (91, 2899816), (104, 2537339), (131, 2014376), (182, 1449908), (262, 1007188), (364, 724954), (524, 503594), (728, 362477), (917, 287768), (1048, 251797), (1703, 154952), (1834, 143884), (2767, 95368), (3406, 77476), (3668, 71942), (5534, 47684), (6812, 38738), (7336, 35971), (11068, 23842), (11921, 22136), (13624, 19369)]