64690191

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1427}}^1$

素因数の和:1532

約数の個数: 32

約数和(自身を含む): 101445120

約数和(自身を除く): 36754929

約数列:

[1, 3, 9, 23, 27, 69, 73, 207, 219, 621, 657, 1427, 1679, 1971, 4281, 5037, 12843, 15111, 32821, 38529, 45333, 98463, 104171, 295389, 312513, 886167, 937539, 2395933, 2812617, 7187799, 21563397, 64690191]

約数ペア:

[(1, 64690191), (3, 21563397), (9, 7187799), (23, 2812617), (27, 2395933), (69, 937539), (73, 886167), (207, 312513), (219, 295389), (621, 104171), (657, 98463), (1427, 45333), (1679, 38529), (1971, 32821), (4281, 15111), (5037, 12843)]