7637409

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{7253}}^1$

素因数の和:7278

約数の個数: 20

約数和(自身を含む): 12288276

約数和(自身を除く): 4650867

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 7253, 21759, 65277, 94289, 195831, 282867, 587493, 848601, 2545803, 7637409]

約数ペア:

[(1, 7637409), (3, 2545803), (9, 848601), (13, 587493), (27, 282867), (39, 195831), (81, 94289), (117, 65277), (351, 21759), (1053, 7253)]