28912338

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{929}}^1$

素因数の和:976

約数の個数: 96

約数和(自身を含む): 81244800

約数和(自身を除く): 52332462

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 38, 39, 42, 57, 63, 78, 91, 114, 117, 126, 133, 171, 182, 234, 247, 266, 273, 342, 399, 494, 546, 741, 798, 819, 929, 1197, 1482, 1638, 1729, 1858, 2223, 2394, 2787, 3458, 4446, 5187, 5574, 6503, 8361, 10374, 12077, 13006, 15561, 16722, 17651, 19509, 24154, 31122, 35302, 36231, 39018, 52953, 58527, 72462, 84539, 105906, 108693, 117054, 123557, 158859, 169078, 217386, 229463, 247114, 253617, 317718, 370671, 458926, 507234, 688389, 741342, 760851, 1112013, 1376778, 1521702, 1606241, 2065167, 2224026, 3212482, 4130334, 4818723, 9637446, 14456169, 28912338]

約数ペア:

[(1, 28912338), (2, 14456169), (3, 9637446), (6, 4818723), (7, 4130334), (9, 3212482), (13, 2224026), (14, 2065167), (18, 1606241), (19, 1521702), (21, 1376778), (26, 1112013), (38, 760851), (39, 741342), (42, 688389), (57, 507234), (63, 458926), (78, 370671), (91, 317718), (114, 253617), (117, 247114), (126, 229463), (133, 217386), (171, 169078), (182, 158859), (234, 123557), (247, 117054), (266, 108693), (273, 105906), (342, 84539), (399, 72462), (494, 58527), (546, 52953), (741, 39018), (798, 36231), (819, 35302), (929, 31122), (1197, 24154), (1482, 19509), (1638, 17651), (1729, 16722), (1858, 15561), (2223, 13006), (2394, 12077), (2787, 10374), (3458, 8361), (4446, 6503), (5187, 5574)]