87289176

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{21521}}^1$

素因数の和:21556

約数の個数: 48

約数和(自身を含む): 236311560

約数和(自身を除く): 149022384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 4056, 21521, 43042, 64563, 86084, 129126, 172168, 258252, 279773, 516504, 559546, 839319, 1119092, 1678638, 2238184, 3357276, 3637049, 6714552, 7274098, 10911147, 14548196, 21822294, 29096392, 43644588, 87289176]

約数ペア:

[(1, 87289176), (2, 43644588), (3, 29096392), (4, 21822294), (6, 14548196), (8, 10911147), (12, 7274098), (13, 6714552), (24, 3637049), (26, 3357276), (39, 2238184), (52, 1678638), (78, 1119092), (104, 839319), (156, 559546), (169, 516504), (312, 279773), (338, 258252), (507, 172168), (676, 129126), (1014, 86084), (1352, 64563), (2028, 43042), (4056, 21521)]