13292279

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:316

約数の個数: 32

約数和(自身を含む): 18278400

約数和(自身を除く): 4986121

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 271, 343, 539, 637, 1001, 1897, 2981, 3523, 3773, 4459, 7007, 13279, 20867, 24661, 38753, 49049, 92953, 146069, 172627, 271271, 1022483, 1208389, 1898897, 13292279]

約数ペア:

[(1, 13292279), (7, 1898897), (11, 1208389), (13, 1022483), (49, 271271), (77, 172627), (91, 146069), (143, 92953), (271, 49049), (343, 38753), (539, 24661), (637, 20867), (1001, 13279), (1897, 7007), (2981, 4459), (3523, 3773)]