15728841

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 23543520

約数和(自身を除く): 7814679

約数列:

[1, 3, 9, 43, 97, 129, 291, 387, 419, 873, 1257, 3771, 4171, 12513, 18017, 37539, 40643, 54051, 121929, 162153, 365787, 1747649, 5242947, 15728841]

約数ペア:

[(1, 15728841), (3, 5242947), (9, 1747649), (43, 365787), (97, 162153), (129, 121929), (291, 54051), (387, 40643), (419, 37539), (873, 18017), (1257, 12513), (3771, 4171)]