39458421

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{25639}}^1$

素因数の和:25670

約数の個数: 20

約数和(自身を含む): 62048800

約数和(自身を除く): 22590379

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 25639, 76917, 230751, 487141, 692253, 1461423, 2076759, 4384269, 13152807, 39458421]

約数ペア:

[(1, 39458421), (3, 13152807), (9, 4384269), (19, 2076759), (27, 1461423), (57, 692253), (81, 487141), (171, 230751), (513, 76917), (1539, 25639)]