30875817

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{77383}}^1$

素因数の和:77412

約数の個数: 16

約数和(自身を含む): 49525760

約数和(自身を除く): 18649943

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 77383, 232149, 541681, 1470277, 1625043, 4410831, 10291939, 30875817]

約数ペア:

[(1, 30875817), (3, 10291939), (7, 4410831), (19, 1625043), (21, 1470277), (57, 541681), (133, 232149), (399, 77383)]