277053231

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1723}}^1$

素因数の和:1796

約数の個数: 64

約数和(自身を含む): 494305280

約数和(自身を除く): 217252049

約数列:

[1, 3, 7, 13, 19, 21, 31, 39, 57, 91, 93, 133, 217, 247, 273, 399, 403, 589, 651, 741, 1209, 1723, 1729, 1767, 2821, 4123, 5169, 5187, 7657, 8463, 12061, 12369, 22399, 22971, 32737, 36183, 53413, 53599, 67197, 98211, 156793, 160239, 160797, 229159, 373891, 425581, 470379, 687477, 694369, 1014847, 1121673, 1276743, 2083107, 2979067, 3044541, 4860583, 7103929, 8937201, 13193011, 14581749, 21311787, 39579033, 92351077, 277053231]

約数ペア:

[(1, 277053231), (3, 92351077), (7, 39579033), (13, 21311787), (19, 14581749), (21, 13193011), (31, 8937201), (39, 7103929), (57, 4860583), (91, 3044541), (93, 2979067), (133, 2083107), (217, 1276743), (247, 1121673), (273, 1014847), (399, 694369), (403, 687477), (589, 470379), (651, 425581), (741, 373891), (1209, 229159), (1723, 160797), (1729, 160239), (1767, 156793), (2821, 98211), (4123, 67197), (5169, 53599), (5187, 53413), (7657, 36183), (8463, 32737), (12061, 22971), (12369, 22399)]