64669815

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{859}}^1$

素因数の和:1116

約数の個数: 48

約数和(自身を含む): 128793600

約数和(自身を除く): 64123785

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 239, 315, 717, 859, 1195, 1673, 2151, 2577, 3585, 4295, 5019, 6013, 7731, 8365, 10755, 12885, 15057, 18039, 25095, 30065, 38655, 54117, 75285, 90195, 205301, 270585, 615903, 1026505, 1437107, 1847709, 3079515, 4311321, 7185535, 9238545, 12933963, 21556605, 64669815]

約数ペア:

[(1, 64669815), (3, 21556605), (5, 12933963), (7, 9238545), (9, 7185535), (15, 4311321), (21, 3079515), (35, 1847709), (45, 1437107), (63, 1026505), (105, 615903), (239, 270585), (315, 205301), (717, 90195), (859, 75285), (1195, 54117), (1673, 38655), (2151, 30065), (2577, 25095), (3585, 18039), (4295, 15057), (5019, 12885), (6013, 10755), (7731, 8365)]