206984973

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 302714496

約数和(自身を除く): 95729523

約数列:

[1, 3, 13, 39, 107, 193, 257, 321, 579, 771, 1391, 2509, 3341, 4173, 7527, 10023, 20651, 27499, 49601, 61953, 82497, 148803, 268463, 357487, 644813, 805389, 1072461, 1934439, 5307307, 15921921, 68994991, 206984973]

約数ペア:

[(1, 206984973), (3, 68994991), (13, 15921921), (39, 5307307), (107, 1934439), (193, 1072461), (257, 805389), (321, 644813), (579, 357487), (771, 268463), (1391, 148803), (2509, 82497), (3341, 61953), (4173, 49601), (7527, 27499), (10023, 20651)]