209269258

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{179}}^1\times {\mathrm{4831}}^1$

素因数の和:5034

約数の個数: 24

約数和(自身を含む): 347034240

約数和(自身を除く): 137764982

約数列:

[1, 2, 11, 22, 121, 179, 242, 358, 1969, 3938, 4831, 9662, 21659, 43318, 53141, 106282, 584551, 864749, 1169102, 1729498, 9512239, 19024478, 104634629, 209269258]

約数ペア:

[(1, 209269258), (2, 104634629), (11, 19024478), (22, 9512239), (121, 1729498), (179, 1169102), (242, 864749), (358, 584551), (1969, 106282), (3938, 53141), (4831, 43318), (9662, 21659)]