505701

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1$

素因数の和:385

約数の個数: 24

約数和(自身を含む): 873600

約数和(自身を除く): 367899

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 349, 483, 1047, 1449, 2443, 3141, 7329, 8027, 21987, 24081, 56189, 72243, 168567, 505701]

約数ペア:

[(1, 505701), (3, 168567), (7, 72243), (9, 56189), (21, 24081), (23, 21987), (63, 8027), (69, 7329), (161, 3141), (207, 2443), (349, 1449), (483, 1047)]