209596828

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 464486400

約数和(自身を除く): 254889572

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 71, 76, 124, 133, 142, 179, 217, 266, 284, 358, 434, 497, 532, 589, 716, 868, 994, 1178, 1253, 1349, 1988, 2201, 2356, 2506, 2698, 3401, 4123, 4402, 5012, 5396, 5549, 6802, 8246, 8804, 9443, 11098, 12709, 13604, 15407, 16492, 18886, 22196, 23807, 25418, 30814, 37772, 38843, 41819, 47614, 50836, 61628, 77686, 83638, 88963, 95228, 105431, 155372, 167276, 177926, 210862, 241471, 292733, 355852, 393979, 421724, 482942, 585466, 738017, 787958, 965884, 1170932, 1476034, 1575916, 1690297, 2757853, 2952068, 3380594, 5515706, 6761188, 7485601, 11031412, 14971202, 29942404, 52399207, 104798414, 209596828]

約数ペア:

[(1, 209596828), (2, 104798414), (4, 52399207), (7, 29942404), (14, 14971202), (19, 11031412), (28, 7485601), (31, 6761188), (38, 5515706), (62, 3380594), (71, 2952068), (76, 2757853), (124, 1690297), (133, 1575916), (142, 1476034), (179, 1170932), (217, 965884), (266, 787958), (284, 738017), (358, 585466), (434, 482942), (497, 421724), (532, 393979), (589, 355852), (716, 292733), (868, 241471), (994, 210862), (1178, 177926), (1253, 167276), (1349, 155372), (1988, 105431), (2201, 95228), (2356, 88963), (2506, 83638), (2698, 77686), (3401, 61628), (4123, 50836), (4402, 47614), (5012, 41819), (5396, 38843), (5549, 37772), (6802, 30814), (8246, 25418), (8804, 23807), (9443, 22196), (11098, 18886), (12709, 16492), (13604, 15407)]