38943255

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 73866240

約数和(自身を除く): 34922985

約数列:

[1, 3, 5, 13, 15, 19, 23, 39, 57, 65, 69, 95, 115, 195, 247, 285, 299, 345, 437, 457, 741, 897, 1235, 1311, 1371, 1495, 2185, 2285, 3705, 4485, 5681, 5941, 6555, 6855, 8683, 10511, 17043, 17823, 26049, 28405, 29705, 31533, 43415, 52555, 85215, 89115, 112879, 130245, 136643, 157665, 199709, 338637, 409929, 564395, 599127, 683215, 998545, 1693185, 2049645, 2596217, 2995635, 7788651, 12981085, 38943255]

約数ペア:

[(1, 38943255), (3, 12981085), (5, 7788651), (13, 2995635), (15, 2596217), (19, 2049645), (23, 1693185), (39, 998545), (57, 683215), (65, 599127), (69, 564395), (95, 409929), (115, 338637), (195, 199709), (247, 157665), (285, 136643), (299, 130245), (345, 112879), (437, 89115), (457, 85215), (741, 52555), (897, 43415), (1235, 31533), (1311, 29705), (1371, 28405), (1495, 26049), (2185, 17823), (2285, 17043), (3705, 10511), (4485, 8683), (5681, 6855), (5941, 6555)]