16814203

素因数分解:

$7^4\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:224

約数の個数: 20

約数和(自身を含む): 20167200

約数和(自身を除く): 3352997

約数列:

[1, 7, 47, 49, 149, 329, 343, 1043, 2303, 2401, 7003, 7301, 16121, 49021, 51107, 112847, 343147, 357749, 2402029, 16814203]

約数ペア:

[(1, 16814203), (7, 2402029), (47, 357749), (49, 343147), (149, 112847), (329, 51107), (343, 49021), (1043, 16121), (2303, 7301), (2401, 7003)]