28678104

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1459}}^1$

素因数の和:1494

約数の個数: 128

約数和(自身を含む): 98112000

約数和(自身を除く): 69433896

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 52, 54, 56, 63, 72, 78, 84, 91, 104, 108, 117, 126, 156, 168, 182, 189, 216, 234, 252, 273, 312, 351, 364, 378, 468, 504, 546, 702, 728, 756, 819, 936, 1092, 1404, 1459, 1512, 1638, 2184, 2457, 2808, 2918, 3276, 4377, 4914, 5836, 6552, 8754, 9828, 10213, 11672, 13131, 17508, 18967, 19656, 20426, 26262, 30639, 35016, 37934, 39393, 40852, 52524, 56901, 61278, 75868, 78786, 81704, 91917, 105048, 113802, 122556, 132769, 151736, 157572, 170703, 183834, 227604, 245112, 265538, 275751, 315144, 341406, 367668, 398307, 455208, 512109, 531076, 551502, 682812, 735336, 796614, 1024218, 1062152, 1103004, 1194921, 1365624, 1593228, 2048436, 2206008, 2389842, 3186456, 3584763, 4096872, 4779684, 7169526, 9559368, 14339052, 28678104]

約数ペア:

[(1, 28678104), (2, 14339052), (3, 9559368), (4, 7169526), (6, 4779684), (7, 4096872), (8, 3584763), (9, 3186456), (12, 2389842), (13, 2206008), (14, 2048436), (18, 1593228), (21, 1365624), (24, 1194921), (26, 1103004), (27, 1062152), (28, 1024218), (36, 796614), (39, 735336), (42, 682812), (52, 551502), (54, 531076), (56, 512109), (63, 455208), (72, 398307), (78, 367668), (84, 341406), (91, 315144), (104, 275751), (108, 265538), (117, 245112), (126, 227604), (156, 183834), (168, 170703), (182, 157572), (189, 151736), (216, 132769), (234, 122556), (252, 113802), (273, 105048), (312, 91917), (351, 81704), (364, 78786), (378, 75868), (468, 61278), (504, 56901), (546, 52524), (702, 40852), (728, 39393), (756, 37934), (819, 35016), (936, 30639), (1092, 26262), (1404, 20426), (1459, 19656), (1512, 18967), (1638, 17508), (2184, 13131), (2457, 11672), (2808, 10213), (2918, 9828), (3276, 8754), (4377, 6552), (4914, 5836)]