28719012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7951}}^1$

素因数の和:8008

約数の個数: 48

約数和(自身を含む): 78374912

約数和(自身を除く): 49655900

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 516, 602, 903, 1204, 1806, 3612, 7951, 15902, 23853, 31804, 47706, 55657, 95412, 111314, 166971, 222628, 333942, 341893, 667884, 683786, 1025679, 1367572, 2051358, 2393251, 4102716, 4786502, 7179753, 9573004, 14359506, 28719012]

約数ペア:

[(1, 28719012), (2, 14359506), (3, 9573004), (4, 7179753), (6, 4786502), (7, 4102716), (12, 2393251), (14, 2051358), (21, 1367572), (28, 1025679), (42, 683786), (43, 667884), (84, 341893), (86, 333942), (129, 222628), (172, 166971), (258, 111314), (301, 95412), (516, 55657), (602, 47706), (903, 31804), (1204, 23853), (1806, 15902), (3612, 7951)]