247192647

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{15497}}^1$

素因数の和:15922

約数の個数: 16

約数和(自身を含む): 355834080

約数和(自身を除く): 108641433

約数列:

[1, 3, 13, 39, 409, 1227, 5317, 15497, 15951, 46491, 201461, 604383, 6338273, 19014819, 82397549, 247192647]

約数ペア:

[(1, 247192647), (3, 82397549), (13, 19014819), (39, 6338273), (409, 604383), (1227, 201461), (5317, 46491), (15497, 15951)]