28006616

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 61598880

約数和(自身を除く): 33592264

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 97, 136, 187, 193, 194, 374, 386, 388, 748, 772, 776, 1067, 1496, 1544, 1649, 2123, 2134, 3281, 3298, 4246, 4268, 6562, 6596, 8492, 8536, 13124, 13192, 16984, 18139, 18721, 26248, 36091, 36278, 37442, 72182, 72556, 74884, 144364, 145112, 149768, 205931, 288728, 318257, 411862, 636514, 823724, 1273028, 1647448, 2546056, 3500827, 7001654, 14003308, 28006616]

約数ペア:

[(1, 28006616), (2, 14003308), (4, 7001654), (8, 3500827), (11, 2546056), (17, 1647448), (22, 1273028), (34, 823724), (44, 636514), (68, 411862), (88, 318257), (97, 288728), (136, 205931), (187, 149768), (193, 145112), (194, 144364), (374, 74884), (386, 72556), (388, 72182), (748, 37442), (772, 36278), (776, 36091), (1067, 26248), (1496, 18721), (1544, 18139), (1649, 16984), (2123, 13192), (2134, 13124), (3281, 8536), (3298, 8492), (4246, 6596), (4268, 6562)]