28085778

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{24767}}^1$

素因数の和:24788

約数の個数: 40

約数和(自身を含む): 71926272

約数和(自身を除く): 43840494

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 24767, 49534, 74301, 148602, 173369, 222903, 346738, 445806, 520107, 668709, 1040214, 1337418, 1560321, 2006127, 3120642, 4012254, 4680963, 9361926, 14042889, 28085778]

約数ペア:

[(1, 28085778), (2, 14042889), (3, 9361926), (6, 4680963), (7, 4012254), (9, 3120642), (14, 2006127), (18, 1560321), (21, 1337418), (27, 1040214), (42, 668709), (54, 520107), (63, 445806), (81, 346738), (126, 222903), (162, 173369), (189, 148602), (378, 74301), (567, 49534), (1134, 24767)]