131448105

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1427}}^1$

素因数の和:1550

約数の個数: 48

約数和(自身を含む): 240589440

約数和(自身を除く): 109141335

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 89, 115, 207, 267, 345, 445, 801, 1035, 1335, 1427, 2047, 4005, 4281, 6141, 7135, 10235, 12843, 18423, 21405, 30705, 32821, 64215, 92115, 98463, 127003, 164105, 295389, 381009, 492315, 635015, 1143027, 1476945, 1905045, 2921069, 5715135, 8763207, 14605345, 26289621, 43816035, 131448105]

約数ペア:

[(1, 131448105), (3, 43816035), (5, 26289621), (9, 14605345), (15, 8763207), (23, 5715135), (45, 2921069), (69, 1905045), (89, 1476945), (115, 1143027), (207, 635015), (267, 492315), (345, 381009), (445, 295389), (801, 164105), (1035, 127003), (1335, 98463), (1427, 92115), (2047, 64215), (4005, 32821), (4281, 30705), (6141, 21405), (7135, 18423), (10235, 12843)]