291259689

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{839}}^1$

素因数の和:1181

約数の個数: 32

約数和(自身を含む): 453304320

約数和(自身を除く): 162044631

約数列:

[1, 3, 7, 21, 61, 183, 271, 427, 813, 839, 1281, 1897, 2517, 5691, 5873, 16531, 17619, 49593, 51179, 115717, 153537, 227369, 347151, 358253, 682107, 1074759, 1591583, 4774749, 13869509, 41608527, 97086563, 291259689]

約数ペア:

[(1, 291259689), (3, 97086563), (7, 41608527), (21, 13869509), (61, 4774749), (183, 1591583), (271, 1074759), (427, 682107), (813, 358253), (839, 347151), (1281, 227369), (1897, 153537), (2517, 115717), (5691, 51179), (5873, 49593), (16531, 17619)]