1640763981

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{162629}}^1$

素因数の和:162713

約数の個数: 24

約数和(自身を含む): 2537028000

約数和(自身を除く): 896264019

約数列:

[1, 3, 9, 19, 57, 59, 171, 177, 531, 1121, 3363, 10089, 162629, 487887, 1463661, 3089951, 9269853, 9595111, 27809559, 28785333, 86355999, 182307109, 546921327, 1640763981]

約数ペア:

[(1, 1640763981), (3, 546921327), (9, 182307109), (19, 86355999), (57, 28785333), (59, 27809559), (171, 9595111), (177, 9269853), (531, 3089951), (1121, 1463661), (3363, 487887), (10089, 162629)]