66387321

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7369}}^1$

素因数の和:7406

約数の個数: 48

約数和(自身を含む): 128768640

約数和(自身を除く): 62381319

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 63, 77, 91, 99, 117, 143, 231, 273, 429, 693, 819, 1001, 1287, 3003, 7369, 9009, 22107, 51583, 66321, 81059, 95797, 154749, 243177, 287391, 464247, 567413, 670579, 729531, 862173, 1053767, 1702239, 2011737, 3161301, 5106717, 6035211, 7376369, 9483903, 22129107, 66387321]

約数ペア:

[(1, 66387321), (3, 22129107), (7, 9483903), (9, 7376369), (11, 6035211), (13, 5106717), (21, 3161301), (33, 2011737), (39, 1702239), (63, 1053767), (77, 862173), (91, 729531), (99, 670579), (117, 567413), (143, 464247), (231, 287391), (273, 243177), (429, 154749), (693, 95797), (819, 81059), (1001, 66321), (1287, 51583), (3003, 22107), (7369, 9009)]