208701681

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{107}}^1\times {\mathrm{1801}}^1$

素因数の和:1949

約数の個数: 24

約数和(自身を含む): 296594784

約数和(自身を除く): 87893103

約数列:

[1, 3, 19, 57, 107, 321, 361, 1083, 1801, 2033, 5403, 6099, 34219, 38627, 102657, 115881, 192707, 578121, 650161, 1950483, 3661433, 10984299, 69567227, 208701681]

約数ペア:

[(1, 208701681), (3, 69567227), (19, 10984299), (57, 3661433), (107, 1950483), (321, 650161), (361, 578121), (1083, 192707), (1801, 115881), (2033, 102657), (5403, 38627), (6099, 34219)]