61552491

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 111820800

約数和(自身を除く): 50268309

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 103, 143, 199, 231, 273, 309, 429, 597, 721, 1001, 1133, 1339, 1393, 2163, 2189, 2587, 3003, 3399, 4017, 4179, 6567, 7761, 7931, 9373, 14729, 15323, 18109, 20497, 23793, 28119, 28457, 44187, 45969, 54327, 61491, 85371, 103103, 143479, 199199, 225467, 266461, 309309, 430437, 597597, 676401, 799383, 1578269, 1865227, 2931071, 4734807, 5595681, 8793213, 20517497, 61552491]

約数ペア:

[(1, 61552491), (3, 20517497), (7, 8793213), (11, 5595681), (13, 4734807), (21, 2931071), (33, 1865227), (39, 1578269), (77, 799383), (91, 676401), (103, 597597), (143, 430437), (199, 309309), (231, 266461), (273, 225467), (309, 199199), (429, 143479), (597, 103103), (721, 85371), (1001, 61491), (1133, 54327), (1339, 45969), (1393, 44187), (2163, 28457), (2189, 28119), (2587, 23793), (3003, 20497), (3399, 18109), (4017, 15323), (4179, 14729), (6567, 9373), (7761, 7931)]