201288321

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{63719}}^1$

素因数の和:63747

約数の個数: 24

約数和(自身を含む): 324717120

約数和(自身を除く): 123428799

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 63719, 191157, 573471, 828347, 1720413, 2485041, 5161239, 7455123, 15483717, 22365369, 67096107, 201288321]

約数ペア:

[(1, 201288321), (3, 67096107), (9, 22365369), (13, 15483717), (27, 7455123), (39, 5161239), (81, 2485041), (117, 1720413), (243, 828347), (351, 573471), (1053, 191157), (3159, 63719)]