81390934

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 138988224

約数和(自身を除く): 57597290

約数列:

[1, 2, 17, 31, 34, 47, 53, 62, 94, 106, 527, 799, 901, 961, 1054, 1457, 1598, 1643, 1802, 1922, 2491, 2914, 3286, 4982, 16337, 24769, 27931, 32674, 42347, 45167, 49538, 50933, 55862, 77221, 84694, 90334, 101866, 154442, 767839, 865861, 1312757, 1535678, 1731722, 2393851, 2625514, 4787702, 40695467, 81390934]

約数ペア:

[(1, 81390934), (2, 40695467), (17, 4787702), (31, 2625514), (34, 2393851), (47, 1731722), (53, 1535678), (62, 1312757), (94, 865861), (106, 767839), (527, 154442), (799, 101866), (901, 90334), (961, 84694), (1054, 77221), (1457, 55862), (1598, 50933), (1643, 49538), (1802, 45167), (1922, 42347), (2491, 32674), (2914, 27931), (3286, 24769), (4982, 16337)]