27990585

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5227}}^1$

素因数の和:5262

約数の個数: 48

約数和(自身を含む): 58720896

約数和(自身を除く): 30730311

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 595, 765, 1071, 1785, 5227, 5355, 15681, 26135, 36589, 47043, 78405, 88859, 109767, 182945, 235215, 266577, 329301, 444295, 548835, 622013, 799731, 1332885, 1646505, 1866039, 3110065, 3998655, 5598117, 9330195, 27990585]

約数ペア:

[(1, 27990585), (3, 9330195), (5, 5598117), (7, 3998655), (9, 3110065), (15, 1866039), (17, 1646505), (21, 1332885), (35, 799731), (45, 622013), (51, 548835), (63, 444295), (85, 329301), (105, 266577), (119, 235215), (153, 182945), (255, 109767), (315, 88859), (357, 78405), (595, 47043), (765, 36589), (1071, 26135), (1785, 15681), (5227, 5355)]