668819619

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{12619}}^1$

素因数の和:12792

約数の個数: 32

約数和(自身を含む): 1074214400

約数和(自身を除く): 405394781

約数列:

[1, 3, 9, 13, 27, 39, 117, 151, 351, 453, 1359, 1963, 4077, 5889, 12619, 17667, 37857, 53001, 113571, 164047, 340713, 492141, 1476423, 1905469, 4429269, 5716407, 17149221, 24771097, 51447663, 74313291, 222939873, 668819619]

約数ペア:

[(1, 668819619), (3, 222939873), (9, 74313291), (13, 51447663), (27, 24771097), (39, 17149221), (117, 5716407), (151, 4429269), (351, 1905469), (453, 1476423), (1359, 492141), (1963, 340713), (4077, 164047), (5889, 113571), (12619, 53001), (17667, 37857)]