66528329

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{3761}}^1$

素因数の和:3813

約数の個数: 18

約数和(自身を含む): 81699354

約数和(自身を除く): 15171025

約数列:

[1, 7, 19, 49, 133, 361, 931, 2527, 3761, 17689, 26327, 71459, 184289, 500213, 1357721, 3501491, 9504047, 66528329]

約数ペア:

[(1, 66528329), (7, 9504047), (19, 3501491), (49, 1357721), (133, 500213), (361, 184289), (931, 71459), (2527, 26327), (3761, 17689)]