399112233

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{8039}}^1$

素因数の和:8141

約数の個数: 32

約数和(自身を含む): 612326400

約数和(自身を除く): 213214167

約数列:

[1, 3, 13, 19, 39, 57, 67, 201, 247, 741, 871, 1273, 2613, 3819, 8039, 16549, 24117, 49647, 104507, 152741, 313521, 458223, 538613, 1615839, 1985633, 5956899, 7001969, 10233647, 21005907, 30700941, 133037411, 399112233]

約数ペア:

[(1, 399112233), (3, 133037411), (13, 30700941), (19, 21005907), (39, 10233647), (57, 7001969), (67, 5956899), (201, 1985633), (247, 1615839), (741, 538613), (871, 458223), (1273, 313521), (2613, 152741), (3819, 104507), (8039, 49647), (16549, 24117)]