66406347

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 114895872

約数和(自身を除く): 48489525

約数列:

[1, 3, 7, 9, 21, 41, 47, 63, 123, 141, 287, 329, 369, 423, 547, 861, 987, 1641, 1927, 2583, 2961, 3829, 4923, 5781, 11487, 13489, 17343, 22427, 25709, 34461, 40467, 67281, 77127, 121401, 156989, 179963, 201843, 231381, 470967, 539889, 1054069, 1412901, 1619667, 3162207, 7378483, 9486621, 22135449, 66406347]

約数ペア:

[(1, 66406347), (3, 22135449), (7, 9486621), (9, 7378483), (21, 3162207), (41, 1619667), (47, 1412901), (63, 1054069), (123, 539889), (141, 470967), (287, 231381), (329, 201843), (369, 179963), (423, 156989), (547, 121401), (861, 77127), (987, 67281), (1641, 40467), (1927, 34461), (2583, 25709), (2961, 22427), (3829, 17343), (4923, 13489), (5781, 11487)]