66704553

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:503

約数の個数: 40

約数和(自身を含む): 104761800

約数和(自身を除く): 38057247

約数列:

[1, 3, 9, 27, 29, 73, 81, 87, 219, 261, 389, 657, 783, 1167, 1971, 2117, 2349, 3501, 5913, 6351, 10503, 11281, 19053, 28397, 31509, 33843, 57159, 85191, 101529, 171477, 255573, 304587, 766719, 823513, 913761, 2300157, 2470539, 7411617, 22234851, 66704553]

約数ペア:

[(1, 66704553), (3, 22234851), (9, 7411617), (27, 2470539), (29, 2300157), (73, 913761), (81, 823513), (87, 766719), (219, 304587), (261, 255573), (389, 171477), (657, 101529), (783, 85191), (1167, 57159), (1971, 33843), (2117, 31509), (2349, 28397), (3501, 19053), (5913, 11281), (6351, 10503)]