209843289

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{2053}}^1$

素因数の和:2377

約数の個数: 24

約数和(自身を含む): 311772552

約数和(自身を除く): 101929263

約数列:

[1, 3, 9, 41, 123, 277, 369, 831, 2053, 2493, 6159, 11357, 18477, 34071, 84173, 102213, 252519, 568681, 757557, 1706043, 5118129, 23315921, 69947763, 209843289]

約数ペア:

[(1, 209843289), (3, 69947763), (9, 23315921), (41, 5118129), (123, 1706043), (277, 757557), (369, 568681), (831, 252519), (2053, 102213), (2493, 84173), (6159, 34071), (11357, 18477)]