331387147

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{17939}}^1$

素因数の和:17995

約数の個数: 24

約数和(自身を含む): 429483600

約数和(自身を除く): 98096453

約数列:

[1, 7, 13, 29, 49, 91, 203, 377, 637, 1421, 2639, 17939, 18473, 125573, 233207, 520231, 879011, 1632449, 3641617, 6763003, 11427143, 25491319, 47341021, 331387147]

約数ペア:

[(1, 331387147), (7, 47341021), (13, 25491319), (29, 11427143), (49, 6763003), (91, 3641617), (203, 1632449), (377, 879011), (637, 520231), (1421, 233207), (2639, 125573), (17939, 18473)]