3951765

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{641}}^1$

素因数の和:789

約数の個数: 24

約数和(自身を含む): 6910488

約数和(自身を除く): 2958723

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 641, 685, 1233, 1923, 2055, 3205, 5769, 6165, 9615, 28845, 87817, 263451, 439085, 790353, 1317255, 3951765]

約数ペア:

[(1, 3951765), (3, 1317255), (5, 790353), (9, 439085), (15, 263451), (45, 87817), (137, 28845), (411, 9615), (641, 6165), (685, 5769), (1233, 3205), (1923, 2055)]