42145947

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{19759}}^1$

素因数の和:19847

約数の個数: 16

約数和(自身を含む): 63232000

約数和(自身を除く): 21086053

約数列:

[1, 3, 9, 27, 79, 237, 711, 2133, 19759, 59277, 177831, 533493, 1560961, 4682883, 14048649, 42145947]

約数ペア:

[(1, 42145947), (3, 14048649), (9, 4682883), (27, 1560961), (79, 533493), (237, 177831), (711, 59277), (2133, 19759)]