31159563

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{12713}}^1$

素因数の和:12778

約数の個数: 16

約数和(自身を含む): 44753280

約数和(自身を除く): 13593717

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 12713, 38139, 241547, 546659, 724641, 1639977, 10386521, 31159563]

約数ペア:

[(1, 31159563), (3, 10386521), (19, 1639977), (43, 724641), (57, 546659), (129, 241547), (817, 38139), (2451, 12713)]