28994384

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:172

約数の個数: 80

約数和(自身を含む): 63442368

約数和(自身を除く): 34447984

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 43, 67, 68, 74, 86, 134, 136, 148, 172, 268, 272, 296, 344, 536, 592, 629, 688, 731, 1072, 1139, 1258, 1462, 1591, 2278, 2479, 2516, 2881, 2924, 3182, 4556, 4958, 5032, 5762, 5848, 6364, 9112, 9916, 10064, 11524, 11696, 12728, 18224, 19832, 23048, 25456, 27047, 39664, 42143, 46096, 48977, 54094, 84286, 97954, 106597, 108188, 168572, 195908, 213194, 216376, 337144, 391816, 426388, 432752, 674288, 783632, 852776, 1705552, 1812149, 3624298, 7248596, 14497192, 28994384]

約数ペア:

[(1, 28994384), (2, 14497192), (4, 7248596), (8, 3624298), (16, 1812149), (17, 1705552), (34, 852776), (37, 783632), (43, 674288), (67, 432752), (68, 426388), (74, 391816), (86, 337144), (134, 216376), (136, 213194), (148, 195908), (172, 168572), (268, 108188), (272, 106597), (296, 97954), (344, 84286), (536, 54094), (592, 48977), (629, 46096), (688, 42143), (731, 39664), (1072, 27047), (1139, 25456), (1258, 23048), (1462, 19832), (1591, 18224), (2278, 12728), (2479, 11696), (2516, 11524), (2881, 10064), (2924, 9916), (3182, 9112), (4556, 6364), (4958, 5848), (5032, 5762)]