15561864

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^2\times {\mathrm{257}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 43820010

約数和(自身を除く): 28258146

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 87, 116, 174, 232, 257, 261, 348, 514, 522, 696, 771, 841, 1028, 1044, 1542, 1682, 2056, 2088, 2313, 2523, 3084, 3364, 4626, 5046, 6168, 6728, 7453, 7569, 9252, 10092, 14906, 15138, 18504, 20184, 22359, 29812, 30276, 44718, 59624, 60552, 67077, 89436, 134154, 178872, 216137, 268308, 432274, 536616, 648411, 864548, 1296822, 1729096, 1945233, 2593644, 3890466, 5187288, 7780932, 15561864]

約数ペア:

[(1, 15561864), (2, 7780932), (3, 5187288), (4, 3890466), (6, 2593644), (8, 1945233), (9, 1729096), (12, 1296822), (18, 864548), (24, 648411), (29, 536616), (36, 432274), (58, 268308), (72, 216137), (87, 178872), (116, 134154), (174, 89436), (232, 67077), (257, 60552), (261, 59624), (348, 44718), (514, 30276), (522, 29812), (696, 22359), (771, 20184), (841, 18504), (1028, 15138), (1044, 14906), (1542, 10092), (1682, 9252), (2056, 7569), (2088, 7453), (2313, 6728), (2523, 6168), (3084, 5046), (3364, 4626)]