27880419

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{13687}}^1$

素因数の和:13794

約数の個数: 16

約数和(自身を含む): 42925568

約数和(自身を除く): 15045149

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 13687, 41061, 95809, 287427, 1327639, 3982917, 9293473, 27880419]

約数ペア:

[(1, 27880419), (3, 9293473), (7, 3982917), (21, 1327639), (97, 287427), (291, 95809), (679, 41061), (2037, 13687)]