4007003

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4003}}^1$

素因数の和:4034

約数の個数: 16

約数和(自身を含む): 5381376

約数和(自身を除く): 1374373

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 4003, 28021, 44033, 52039, 308231, 364273, 572429, 4007003]

約数ペア:

[(1, 4007003), (7, 572429), (11, 364273), (13, 308231), (77, 52039), (91, 44033), (143, 28021), (1001, 4003)]