204986859

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{7853}}^1$

素因数の和:7987

約数の個数: 32

約数和(自身を含む): 343816704

約数和(自身を除く): 138829845

約数列:

[1, 3, 7, 11, 21, 33, 77, 113, 231, 339, 791, 1243, 2373, 3729, 7853, 8701, 23559, 26103, 54971, 86383, 164913, 259149, 604681, 887389, 1814043, 2662167, 6211723, 9761279, 18635169, 29283837, 68328953, 204986859]

約数ペア:

[(1, 204986859), (3, 68328953), (7, 29283837), (11, 18635169), (21, 9761279), (33, 6211723), (77, 2662167), (113, 1814043), (231, 887389), (339, 604681), (791, 259149), (1243, 164913), (2373, 86383), (3729, 54971), (7853, 26103), (8701, 23559)]