128848842

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:376

約数の個数: 72

約数和(自身を含む): 299557440

約数和(自身を除く): 170708598

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 79, 114, 158, 171, 237, 251, 342, 361, 474, 502, 711, 722, 753, 1083, 1422, 1501, 1506, 2166, 2259, 3002, 3249, 4503, 4518, 4769, 6498, 9006, 9538, 13509, 14307, 19829, 27018, 28519, 28614, 39658, 42921, 57038, 59487, 85557, 85842, 90611, 118974, 171114, 178461, 181222, 256671, 271833, 356922, 376751, 513342, 543666, 753502, 815499, 1130253, 1630998, 2260506, 3390759, 6781518, 7158269, 14316538, 21474807, 42949614, 64424421, 128848842]

約数ペア:

[(1, 128848842), (2, 64424421), (3, 42949614), (6, 21474807), (9, 14316538), (18, 7158269), (19, 6781518), (38, 3390759), (57, 2260506), (79, 1630998), (114, 1130253), (158, 815499), (171, 753502), (237, 543666), (251, 513342), (342, 376751), (361, 356922), (474, 271833), (502, 256671), (711, 181222), (722, 178461), (753, 171114), (1083, 118974), (1422, 90611), (1501, 85842), (1506, 85557), (2166, 59487), (2259, 57038), (3002, 42921), (3249, 39658), (4503, 28614), (4518, 28519), (4769, 27018), (6498, 19829), (9006, 14307), (9538, 13509)]