30531081

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{76519}}^1$

素因数の和:76548

約数の個数: 16

約数和(自身を含む): 48972800

約数和(自身を除く): 18441719

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 76519, 229557, 535633, 1453861, 1606899, 4361583, 10177027, 30531081]

約数ペア:

[(1, 30531081), (3, 10177027), (7, 4361583), (19, 1606899), (21, 1453861), (57, 535633), (133, 229557), (399, 76519)]