26487513

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 46932480

約数和(自身を除く): 20444967

約数列:

[1, 3, 9, 13, 17, 23, 27, 39, 51, 69, 117, 153, 193, 207, 221, 299, 351, 391, 459, 579, 621, 663, 897, 1173, 1737, 1989, 2509, 2691, 3281, 3519, 4439, 5083, 5211, 5967, 7527, 8073, 9843, 10557, 13317, 15249, 22581, 29529, 39951, 42653, 45747, 57707, 67743, 75463, 88587, 119853, 127959, 137241, 173121, 226389, 383877, 519363, 679167, 981019, 1151631, 1558089, 2037501, 2943057, 8829171, 26487513]

約数ペア:

[(1, 26487513), (3, 8829171), (9, 2943057), (13, 2037501), (17, 1558089), (23, 1151631), (27, 981019), (39, 679167), (51, 519363), (69, 383877), (117, 226389), (153, 173121), (193, 137241), (207, 127959), (221, 119853), (299, 88587), (351, 75463), (391, 67743), (459, 57707), (579, 45747), (621, 42653), (663, 39951), (897, 29529), (1173, 22581), (1737, 15249), (1989, 13317), (2509, 10557), (2691, 9843), (3281, 8073), (3519, 7527), (4439, 5967), (5083, 5211)]