2739015

素因数分解:

$3^4\times 5^1\times {\mathrm{6763}}^1$

素因数の和:6780

約数の個数: 20

約数和(自身を含む): 4910664

約数和(自身を除く): 2171649

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 6763, 20289, 33815, 60867, 101445, 182601, 304335, 547803, 913005, 2739015]

約数ペア:

[(1, 2739015), (3, 913005), (5, 547803), (9, 304335), (15, 182601), (27, 101445), (45, 60867), (81, 33815), (135, 20289), (405, 6763)]