28805634

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:101

約数の個数: 144

約数和(自身を含む): 79881984

約数和(自身を除く): 51076350

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 19, 22, 26, 31, 33, 38, 39, 57, 62, 66, 78, 93, 99, 114, 117, 143, 171, 186, 198, 209, 234, 247, 279, 286, 341, 342, 361, 403, 418, 429, 494, 558, 589, 627, 682, 722, 741, 806, 858, 1023, 1083, 1178, 1209, 1254, 1287, 1482, 1767, 1881, 2046, 2166, 2223, 2418, 2574, 2717, 3069, 3249, 3534, 3627, 3762, 3971, 4433, 4446, 4693, 5301, 5434, 6138, 6479, 6498, 7254, 7657, 7942, 8151, 8866, 9386, 10602, 11191, 11913, 12958, 13299, 14079, 15314, 16302, 19437, 22382, 22971, 23826, 24453, 26598, 28158, 33573, 35739, 38874, 39897, 42237, 45942, 48906, 51623, 58311, 67146, 68913, 71478, 79794, 84227, 84474, 100719, 103246, 116622, 123101, 137826, 145483, 154869, 168454, 201438, 246202, 252681, 290966, 309738, 369303, 436449, 464607, 505362, 738606, 758043, 872898, 929214, 1107909, 1309347, 1516086, 1600313, 2215818, 2618694, 3200626, 4800939, 9601878, 14402817, 28805634]

約数ペア:

[(1, 28805634), (2, 14402817), (3, 9601878), (6, 4800939), (9, 3200626), (11, 2618694), (13, 2215818), (18, 1600313), (19, 1516086), (22, 1309347), (26, 1107909), (31, 929214), (33, 872898), (38, 758043), (39, 738606), (57, 505362), (62, 464607), (66, 436449), (78, 369303), (93, 309738), (99, 290966), (114, 252681), (117, 246202), (143, 201438), (171, 168454), (186, 154869), (198, 145483), (209, 137826), (234, 123101), (247, 116622), (279, 103246), (286, 100719), (341, 84474), (342, 84227), (361, 79794), (403, 71478), (418, 68913), (429, 67146), (494, 58311), (558, 51623), (589, 48906), (627, 45942), (682, 42237), (722, 39897), (741, 38874), (806, 35739), (858, 33573), (1023, 28158), (1083, 26598), (1178, 24453), (1209, 23826), (1254, 22971), (1287, 22382), (1482, 19437), (1767, 16302), (1881, 15314), (2046, 14079), (2166, 13299), (2223, 12958), (2418, 11913), (2574, 11191), (2717, 10602), (3069, 9386), (3249, 8866), (3534, 8151), (3627, 7942), (3762, 7657), (3971, 7254), (4433, 6498), (4446, 6479), (4693, 6138), (5301, 5434)]