28391768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{1093}}^1$

素因数の和:1307

約数の個数: 32

約数和(自身を含む): 56712960

約数和(自身を除く): 28321192

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 191, 382, 764, 1093, 1528, 2186, 3247, 4372, 6494, 8744, 12988, 18581, 25976, 37162, 74324, 148648, 208763, 417526, 835052, 1670104, 3548971, 7097942, 14195884, 28391768]

約数ペア:

[(1, 28391768), (2, 14195884), (4, 7097942), (8, 3548971), (17, 1670104), (34, 835052), (68, 417526), (136, 208763), (191, 148648), (382, 74324), (764, 37162), (1093, 25976), (1528, 18581), (2186, 12988), (3247, 8744), (4372, 6494)]