28528864

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:228

約数の個数: 96

約数和(自身を含む): 70531776

約数和(自身を除く): 42002912

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 97, 101, 104, 112, 182, 194, 202, 208, 224, 364, 388, 404, 416, 679, 707, 728, 776, 808, 1261, 1313, 1358, 1414, 1456, 1552, 1616, 2522, 2626, 2716, 2828, 2912, 3104, 3232, 5044, 5252, 5432, 5656, 8827, 9191, 9797, 10088, 10504, 10864, 11312, 17654, 18382, 19594, 20176, 21008, 21728, 22624, 35308, 36764, 39188, 40352, 42016, 68579, 70616, 73528, 78376, 127361, 137158, 141232, 147056, 156752, 254722, 274316, 282464, 294112, 313504, 509444, 548632, 891527, 1018888, 1097264, 1783054, 2037776, 2194528, 3566108, 4075552, 7132216, 14264432, 28528864]

約数ペア:

[(1, 28528864), (2, 14264432), (4, 7132216), (7, 4075552), (8, 3566108), (13, 2194528), (14, 2037776), (16, 1783054), (26, 1097264), (28, 1018888), (32, 891527), (52, 548632), (56, 509444), (91, 313504), (97, 294112), (101, 282464), (104, 274316), (112, 254722), (182, 156752), (194, 147056), (202, 141232), (208, 137158), (224, 127361), (364, 78376), (388, 73528), (404, 70616), (416, 68579), (679, 42016), (707, 40352), (728, 39188), (776, 36764), (808, 35308), (1261, 22624), (1313, 21728), (1358, 21008), (1414, 20176), (1456, 19594), (1552, 18382), (1616, 17654), (2522, 11312), (2626, 10864), (2716, 10504), (2828, 10088), (2912, 9797), (3104, 9191), (3232, 8827), (5044, 5656), (5252, 5432)]