28558192

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:198

約数の個数: 80

約数和(自身を含む): 63551488

約数和(自身を除く): 34993296

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 43, 52, 62, 86, 103, 104, 124, 172, 206, 208, 248, 344, 403, 412, 496, 559, 688, 806, 824, 1118, 1333, 1339, 1612, 1648, 2236, 2666, 2678, 3193, 3224, 4429, 4472, 5332, 5356, 6386, 6448, 8858, 8944, 10664, 10712, 12772, 17329, 17716, 21328, 21424, 25544, 34658, 35432, 41509, 51088, 57577, 69316, 70864, 83018, 115154, 137299, 138632, 166036, 230308, 274598, 277264, 332072, 460616, 549196, 664144, 921232, 1098392, 1784887, 2196784, 3569774, 7139548, 14279096, 28558192]

約数ペア:

[(1, 28558192), (2, 14279096), (4, 7139548), (8, 3569774), (13, 2196784), (16, 1784887), (26, 1098392), (31, 921232), (43, 664144), (52, 549196), (62, 460616), (86, 332072), (103, 277264), (104, 274598), (124, 230308), (172, 166036), (206, 138632), (208, 137299), (248, 115154), (344, 83018), (403, 70864), (412, 69316), (496, 57577), (559, 51088), (688, 41509), (806, 35432), (824, 34658), (1118, 25544), (1333, 21424), (1339, 21328), (1612, 17716), (1648, 17329), (2236, 12772), (2666, 10712), (2678, 10664), (3193, 8944), (3224, 8858), (4429, 6448), (4472, 6386), (5332, 5356)]