15755272

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{769}}^1$

素因数の和:985

約数の個数: 32

約数和(自身を含む): 32016600

約数和(自身を除く): 16261328

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 197, 394, 769, 788, 1538, 1576, 2561, 3076, 5122, 6152, 9997, 10244, 19994, 20488, 39988, 79976, 151493, 302986, 605972, 1211944, 1969409, 3938818, 7877636, 15755272]

約数ペア:

[(1, 15755272), (2, 7877636), (4, 3938818), (8, 1969409), (13, 1211944), (26, 605972), (52, 302986), (104, 151493), (197, 79976), (394, 39988), (769, 20488), (788, 19994), (1538, 10244), (1576, 9997), (2561, 6152), (3076, 5122)]