28157792

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{599}}^1$

素因数の和:735

約数の個数: 48

約数和(自身を含む): 60328800

約数和(自身を除く): 32171008

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 113, 208, 226, 416, 452, 599, 904, 1198, 1469, 1808, 2396, 2938, 3616, 4792, 5876, 7787, 9584, 11752, 15574, 19168, 23504, 31148, 47008, 62296, 67687, 124592, 135374, 249184, 270748, 541496, 879931, 1082992, 1759862, 2165984, 3519724, 7039448, 14078896, 28157792]

約数ペア:

[(1, 28157792), (2, 14078896), (4, 7039448), (8, 3519724), (13, 2165984), (16, 1759862), (26, 1082992), (32, 879931), (52, 541496), (104, 270748), (113, 249184), (208, 135374), (226, 124592), (416, 67687), (452, 62296), (599, 47008), (904, 31148), (1198, 23504), (1469, 19168), (1808, 15574), (2396, 11752), (2938, 9584), (3616, 7787), (4792, 5876)]