127973997

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{47}}^2\times {\mathrm{157}}^1$

素因数の和:298

約数の個数: 36

約数和(自身を含む): 194706876

約数和(自身を除く): 66732879

約数列:

[1, 3, 9, 41, 47, 123, 141, 157, 369, 423, 471, 1413, 1927, 2209, 5781, 6437, 6627, 7379, 17343, 19311, 19881, 22137, 57933, 66411, 90569, 271707, 302539, 346813, 815121, 907617, 1040439, 2722851, 3121317, 14219333, 42657999, 127973997]

約数ペア:

[(1, 127973997), (3, 42657999), (9, 14219333), (41, 3121317), (47, 2722851), (123, 1040439), (141, 907617), (157, 815121), (369, 346813), (423, 302539), (471, 271707), (1413, 90569), (1927, 66411), (2209, 57933), (5781, 22137), (6437, 19881), (6627, 19311), (7379, 17343)]