15729921

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{47237}}^1$

素因数の和:47280

約数の個数: 12

約数和(自身を含む): 23335572

約数和(自身を除く): 7605651

約数列:

[1, 3, 9, 37, 111, 333, 47237, 141711, 425133, 1747769, 5243307, 15729921]

約数ペア:

[(1, 15729921), (3, 5243307), (9, 1747769), (37, 425133), (111, 141711), (333, 47237)]