16558371

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 25763840

約数和(自身を除く): 9205469

約数列:

[1, 3, 9, 27, 31, 73, 93, 219, 271, 279, 657, 813, 837, 1971, 2263, 2439, 6789, 7317, 8401, 19783, 20367, 25203, 59349, 61101, 75609, 178047, 226827, 534141, 613273, 1839819, 5519457, 16558371]

約数ペア:

[(1, 16558371), (3, 5519457), (9, 1839819), (27, 613273), (31, 534141), (73, 226827), (93, 178047), (219, 75609), (271, 61101), (279, 59349), (657, 25203), (813, 20367), (837, 19783), (1971, 8401), (2263, 7317), (2439, 6789)]