28556712

素因数分解:

$2^3\times 3^4\times {\mathrm{127}}^1\times {\mathrm{347}}^1$

素因数の和:492

約数の個数: 80

約数和(自身を含む): 80847360

約数和(自身を除く): 52290648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 127, 162, 216, 254, 324, 347, 381, 508, 648, 694, 762, 1016, 1041, 1143, 1388, 1524, 2082, 2286, 2776, 3048, 3123, 3429, 4164, 4572, 6246, 6858, 8328, 9144, 9369, 10287, 12492, 13716, 18738, 20574, 24984, 27432, 28107, 37476, 41148, 44069, 56214, 74952, 82296, 88138, 112428, 132207, 176276, 224856, 264414, 352552, 396621, 528828, 793242, 1057656, 1189863, 1586484, 2379726, 3172968, 3569589, 4759452, 7139178, 9518904, 14278356, 28556712]

約数ペア:

[(1, 28556712), (2, 14278356), (3, 9518904), (4, 7139178), (6, 4759452), (8, 3569589), (9, 3172968), (12, 2379726), (18, 1586484), (24, 1189863), (27, 1057656), (36, 793242), (54, 528828), (72, 396621), (81, 352552), (108, 264414), (127, 224856), (162, 176276), (216, 132207), (254, 112428), (324, 88138), (347, 82296), (381, 74952), (508, 56214), (648, 44069), (694, 41148), (762, 37476), (1016, 28107), (1041, 27432), (1143, 24984), (1388, 20574), (1524, 18738), (2082, 13716), (2286, 12492), (2776, 10287), (3048, 9369), (3123, 9144), (3429, 8328), (4164, 6858), (4572, 6246)]