391567203

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{2081}}^1$

素因数の和:2217

約数の個数: 40

約数和(自身を含む): 616705056

約数和(自身を除く): 225137853

約数列:

[1, 3, 9, 23, 27, 69, 81, 101, 207, 303, 621, 909, 1863, 2081, 2323, 2727, 6243, 6969, 8181, 18729, 20907, 47863, 56187, 62721, 143589, 168561, 188163, 210181, 430767, 630543, 1292301, 1891629, 3876903, 4834163, 5674887, 14502489, 17024661, 43507467, 130522401, 391567203]

約数ペア:

[(1, 391567203), (3, 130522401), (9, 43507467), (23, 17024661), (27, 14502489), (69, 5674887), (81, 4834163), (101, 3876903), (207, 1891629), (303, 1292301), (621, 630543), (909, 430767), (1863, 210181), (2081, 188163), (2323, 168561), (2727, 143589), (6243, 62721), (6969, 56187), (8181, 47863), (18729, 20907)]