89927901

素因数分解:

$3^4\times 7^1\times {\mathrm{199}}^1\times {\mathrm{797}}^1$

素因数の和:1015

約数の個数: 40

約数和(自身を含む): 154492800

約数和(自身を除く): 64564899

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 199, 567, 597, 797, 1393, 1791, 2391, 4179, 5373, 5579, 7173, 12537, 16119, 16737, 21519, 37611, 50211, 64557, 112833, 150633, 158603, 451899, 475809, 1110221, 1427427, 3330663, 4282281, 9991989, 12846843, 29975967, 89927901]

約数ペア:

[(1, 89927901), (3, 29975967), (7, 12846843), (9, 9991989), (21, 4282281), (27, 3330663), (63, 1427427), (81, 1110221), (189, 475809), (199, 451899), (567, 158603), (597, 150633), (797, 112833), (1393, 64557), (1791, 50211), (2391, 37611), (4179, 21519), (5373, 16737), (5579, 16119), (7173, 12537)]