206450829

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 348364800

約数和(自身を除く): 141913971

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 107, 117, 207, 239, 299, 321, 351, 621, 717, 897, 963, 1391, 2151, 2461, 2691, 2889, 3107, 4173, 5497, 6453, 7383, 8073, 9321, 12519, 16491, 22149, 25573, 27963, 31993, 37557, 49473, 66447, 71461, 76719, 83889, 95979, 148419, 214383, 230157, 287937, 332449, 588179, 643149, 690471, 863811, 997347, 1764537, 1929447, 2992041, 5293611, 7646327, 8976123, 15880833, 22938981, 68816943, 206450829]

約数ペア:

[(1, 206450829), (3, 68816943), (9, 22938981), (13, 15880833), (23, 8976123), (27, 7646327), (39, 5293611), (69, 2992041), (107, 1929447), (117, 1764537), (207, 997347), (239, 863811), (299, 690471), (321, 643149), (351, 588179), (621, 332449), (717, 287937), (897, 230157), (963, 214383), (1391, 148419), (2151, 95979), (2461, 83889), (2691, 76719), (2889, 71461), (3107, 66447), (4173, 49473), (5497, 37557), (6453, 31993), (7383, 27963), (8073, 25573), (9321, 22149), (12519, 16491)]