398889393

素因数分解:

$3^1\times 7^1\times {\mathrm{587}}^1\times {\mathrm{32359}}^1$

素因数の和:32956

約数の個数: 16

約数和(自身を含む): 608885760

約数和(自身を除く): 209996367

約数列:

[1, 3, 7, 21, 587, 1761, 4109, 12327, 32359, 97077, 226513, 679539, 18994733, 56984199, 132963131, 398889393]

約数ペア:

[(1, 398889393), (3, 132963131), (7, 56984199), (21, 18994733), (587, 679539), (1761, 226513), (4109, 97077), (12327, 32359)]