9720765

素因数分解:

$3^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{641}}^1$

素因数の和:989

約数の個数: 24

約数和(自身を含む): 16925688

約数和(自身を除く): 7204923

約数列:

[1, 3, 5, 9, 15, 45, 337, 641, 1011, 1685, 1923, 3033, 3205, 5055, 5769, 9615, 15165, 28845, 216017, 648051, 1080085, 1944153, 3240255, 9720765]

約数ペア:

[(1, 9720765), (3, 3240255), (5, 1944153), (9, 1080085), (15, 648051), (45, 216017), (337, 28845), (641, 15165), (1011, 9615), (1685, 5769), (1923, 5055), (3033, 3205)]