2581605

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1471}}^1$

素因数の和:1498

約数の個数: 32

約数和(自身を含む): 4945920

約数和(自身を除く): 2364315

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1471, 1755, 4413, 7355, 13239, 19123, 22065, 39717, 57369, 66195, 95615, 172107, 198585, 286845, 516321, 860535, 2581605]

約数ペア:

[(1, 2581605), (3, 860535), (5, 516321), (9, 286845), (13, 198585), (15, 172107), (27, 95615), (39, 66195), (45, 57369), (65, 39717), (117, 22065), (135, 19123), (195, 13239), (351, 7355), (585, 4413), (1471, 1755)]