64890254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:633

約数の個数: 48

約数和(自身を含む): 118900224

約数和(自身を除く): 54009970

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 143, 169, 286, 338, 341, 403, 563, 682, 806, 1126, 1859, 3718, 4433, 5239, 6193, 7319, 8866, 10478, 12386, 14638, 17453, 34906, 57629, 80509, 95147, 115258, 161018, 190294, 191983, 226889, 383966, 453778, 1046617, 2093234, 2495779, 2949557, 4991558, 5899114, 32445127, 64890254]

約数ペア:

[(1, 64890254), (2, 32445127), (11, 5899114), (13, 4991558), (22, 2949557), (26, 2495779), (31, 2093234), (62, 1046617), (143, 453778), (169, 383966), (286, 226889), (338, 191983), (341, 190294), (403, 161018), (563, 115258), (682, 95147), (806, 80509), (1126, 57629), (1859, 34906), (3718, 17453), (4433, 14638), (5239, 12386), (6193, 10478), (7319, 8866)]