27720854

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 48686400

約数和(自身を除く): 20965546

約数列:

[1, 2, 7, 14, 97, 137, 149, 194, 274, 298, 679, 959, 1043, 1358, 1918, 2086, 13289, 14453, 20413, 26578, 28906, 40826, 93023, 101171, 142891, 186046, 202342, 285782, 1980061, 3960122, 13860427, 27720854]

約数ペア:

[(1, 27720854), (2, 13860427), (7, 3960122), (14, 1980061), (97, 285782), (137, 202342), (149, 186046), (194, 142891), (274, 101171), (298, 93023), (679, 40826), (959, 28906), (1043, 26578), (1358, 20413), (1918, 14453), (2086, 13289)]