4981431

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 8322048

約数和(自身を除く): 3340617

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 257, 273, 497, 771, 923, 1491, 1799, 2769, 3341, 5397, 6461, 10023, 18247, 19383, 23387, 54741, 70161, 127729, 237211, 383187, 711633, 1660477, 4981431]

約数ペア:

[(1, 4981431), (3, 1660477), (7, 711633), (13, 383187), (21, 237211), (39, 127729), (71, 70161), (91, 54741), (213, 23387), (257, 19383), (273, 18247), (497, 10023), (771, 6461), (923, 5397), (1491, 3341), (1799, 2769)]