40747131

素因数分解:

$3^4\times {\mathrm{571}}^1\times {\mathrm{881}}^1$

素因数の和:1464

約数の個数: 20

約数和(自身を含む): 61044984

約数和(自身を除く): 20297853

約数列:

[1, 3, 9, 27, 81, 571, 881, 1713, 2643, 5139, 7929, 15417, 23787, 46251, 71361, 503051, 1509153, 4527459, 13582377, 40747131]

約数ペア:

[(1, 40747131), (3, 13582377), (9, 4527459), (27, 1509153), (81, 503051), (571, 71361), (881, 46251), (1713, 23787), (2643, 15417), (5139, 7929)]