665577

素因数分解:

$3^6\times {\mathrm{11}}^1\times {\mathrm{83}}^1$

素因数の和:112

約数の個数: 28

約数和(自身を含む): 1101744

約数和(自身を除く): 436167

約数列:

[1, 3, 9, 11, 27, 33, 81, 83, 99, 243, 249, 297, 729, 747, 891, 913, 2241, 2673, 2739, 6723, 8019, 8217, 20169, 24651, 60507, 73953, 221859, 665577]

約数ペア:

[(1, 665577), (3, 221859), (9, 73953), (11, 60507), (27, 24651), (33, 20169), (81, 8217), (83, 8019), (99, 6723), (243, 2739), (249, 2673), (297, 2241), (729, 913), (747, 891)]