13720935

素因数分解:

$3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{2621}}^1$

素因数の和:2978

約数の個数: 16

約数和(自身を含む): 22024800

約数和(自身を除く): 8303865

約数列:

[1, 3, 5, 15, 349, 1047, 1745, 2621, 5235, 7863, 13105, 39315, 914729, 2744187, 4573645, 13720935]

約数ペア:

[(1, 13720935), (3, 4573645), (5, 2744187), (15, 914729), (349, 39315), (1047, 13105), (1745, 7863), (2621, 5235)]