66669699

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1\times {\mathrm{587}}^1$

素因数の和:755

約数の個数: 24

約数和(自身を含む): 95312448

約数和(自身を除く): 28642749

約数列:

[1, 3, 17, 51, 131, 289, 393, 587, 867, 1761, 2227, 6681, 9979, 29937, 37859, 76897, 113577, 169643, 230691, 508929, 1307249, 3921747, 22223233, 66669699]

約数ペア:

[(1, 66669699), (3, 22223233), (17, 3921747), (51, 1307249), (131, 508929), (289, 230691), (393, 169643), (587, 113577), (867, 76897), (1761, 37859), (2227, 29937), (6681, 9979)]