81081944

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{191231}}^1$

素因数の和:191290

約数の個数: 16

約数和(自身を含む): 154897920

約数和(自身を除く): 73815976

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 191231, 382462, 764924, 1529848, 10135243, 20270486, 40540972, 81081944]

約数ペア:

[(1, 81081944), (2, 40540972), (4, 20270486), (8, 10135243), (53, 1529848), (106, 764924), (212, 382462), (424, 191231)]