28104244

素因数分解:

$2^2\times 7^2\times {\mathrm{223}}^1\times {\mathrm{643}}^1$

素因数の和:884

約数の個数: 36

約数和(自身を含む): 57558144

約数和(自身を除く): 29453900

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 223, 446, 643, 892, 1286, 1561, 2572, 3122, 4501, 6244, 9002, 10927, 18004, 21854, 31507, 43708, 63014, 126028, 143389, 286778, 573556, 1003723, 2007446, 4014892, 7026061, 14052122, 28104244]

約数ペア:

[(1, 28104244), (2, 14052122), (4, 7026061), (7, 4014892), (14, 2007446), (28, 1003723), (49, 573556), (98, 286778), (196, 143389), (223, 126028), (446, 63014), (643, 43708), (892, 31507), (1286, 21854), (1561, 18004), (2572, 10927), (3122, 9002), (4501, 6244)]