28256676

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7823}}^1$

素因数の和:7880

約数の個数: 48

約数和(自身を含む): 77113344

約数和(自身を除く): 48856668

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, 7823, 15646, 23469, 31292, 46938, 54761, 93876, 109522, 164283, 219044, 328566, 336389, 657132, 672778, 1009167, 1345556, 2018334, 2354723, 4036668, 4709446, 7064169, 9418892, 14128338, 28256676]

約数ペア:

[(1, 28256676), (2, 14128338), (3, 9418892), (4, 7064169), (6, 4709446), (7, 4036668), (12, 2354723), (14, 2018334), (21, 1345556), (28, 1009167), (42, 672778), (43, 657132), (84, 336389), (86, 328566), (129, 219044), (172, 164283), (258, 109522), (301, 93876), (516, 54761), (602, 46938), (903, 31292), (1204, 23469), (1806, 15646), (3612, 7823)]