4172421

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2143}}^1$

素因数の和:2216

約数の個数: 16

約数和(自身を含む): 6174720

約数和(自身を除く): 2002299

約数列:

[1, 3, 11, 33, 59, 177, 649, 1947, 2143, 6429, 23573, 70719, 126437, 379311, 1390807, 4172421]

約数ペア:

[(1, 4172421), (3, 1390807), (11, 379311), (33, 126437), (59, 70719), (177, 23573), (649, 6429), (1947, 2143)]