258570981

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{8543}}^1$

素因数の和:8630

約数の個数: 32

約数和(自身を含む): 410112000

約数和(自身を除く): 151541019

約数列:

[1, 3, 9, 19, 27, 57, 59, 171, 177, 513, 531, 1121, 1593, 3363, 8543, 10089, 25629, 30267, 76887, 162317, 230661, 486951, 504037, 1460853, 1512111, 4382559, 4536333, 9576703, 13608999, 28730109, 86190327, 258570981]

約数ペア:

[(1, 258570981), (3, 86190327), (9, 28730109), (19, 13608999), (27, 9576703), (57, 4536333), (59, 4382559), (171, 1512111), (177, 1460853), (513, 504037), (531, 486951), (1121, 230661), (1593, 162317), (3363, 76887), (8543, 30267), (10089, 25629)]