28560084

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7907}}^1$

素因数の和:7964

約数の個数: 48

約数和(自身を含む): 77941248

約数和(自身を除く): 49381164

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, 7907, 15814, 23721, 31628, 47442, 55349, 94884, 110698, 166047, 221396, 332094, 340001, 664188, 680002, 1020003, 1360004, 2040006, 2380007, 4080012, 4760014, 7140021, 9520028, 14280042, 28560084]

約数ペア:

[(1, 28560084), (2, 14280042), (3, 9520028), (4, 7140021), (6, 4760014), (7, 4080012), (12, 2380007), (14, 2040006), (21, 1360004), (28, 1020003), (42, 680002), (43, 664188), (84, 340001), (86, 332094), (129, 221396), (172, 166047), (258, 110698), (301, 94884), (516, 55349), (602, 47442), (903, 31628), (1204, 23721), (1806, 15814), (3612, 7907)]