16878849

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 26148864

約数和(自身を除く): 9270015

約数列:

[1, 3, 13, 23, 31, 39, 69, 93, 299, 403, 607, 713, 897, 1209, 1821, 2139, 7891, 9269, 13961, 18817, 23673, 27807, 41883, 56451, 181493, 244621, 432791, 544479, 733863, 1298373, 5626283, 16878849]

約数ペア:

[(1, 16878849), (3, 5626283), (13, 1298373), (23, 733863), (31, 544479), (39, 432791), (69, 244621), (93, 181493), (299, 56451), (403, 41883), (607, 27807), (713, 23673), (897, 18817), (1209, 13961), (1821, 9269), (2139, 7891)]