13805505

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{2087}}^1$

素因数の和:2115

約数の個数: 48

約数和(自身を含む): 28563840

約数和(自身を除く): 14758335

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2087, 2205, 6261, 6615, 10435, 14609, 18783, 31305, 43827, 56349, 73045, 93915, 102263, 131481, 219135, 281745, 306789, 394443, 511315, 657405, 920367, 1533945, 1972215, 2761101, 4601835, 13805505]

約数ペア:

[(1, 13805505), (3, 4601835), (5, 2761101), (7, 1972215), (9, 1533945), (15, 920367), (21, 657405), (27, 511315), (35, 394443), (45, 306789), (49, 281745), (63, 219135), (105, 131481), (135, 102263), (147, 93915), (189, 73045), (245, 56349), (315, 43827), (441, 31305), (735, 18783), (945, 14609), (1323, 10435), (2087, 6615), (2205, 6261)]