15776289

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:121

約数の個数: 56

約数和(自身を含む): 26756640

約数和(自身を除く): 10980351

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 67, 81, 153, 171, 201, 243, 323, 459, 513, 603, 729, 969, 1139, 1273, 1377, 1539, 1809, 2907, 3417, 3819, 4131, 4617, 5427, 8721, 10251, 11457, 12393, 13851, 16281, 21641, 26163, 30753, 34371, 48843, 64923, 78489, 92259, 103113, 194769, 235467, 276777, 309339, 584307, 830331, 928017, 1752921, 5258763, 15776289]

約数ペア:

[(1, 15776289), (3, 5258763), (9, 1752921), (17, 928017), (19, 830331), (27, 584307), (51, 309339), (57, 276777), (67, 235467), (81, 194769), (153, 103113), (171, 92259), (201, 78489), (243, 64923), (323, 48843), (459, 34371), (513, 30753), (603, 26163), (729, 21641), (969, 16281), (1139, 13851), (1273, 12393), (1377, 11457), (1539, 10251), (1809, 8721), (2907, 5427), (3417, 4617), (3819, 4131)]