28291932

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{727}}^1$

素因数の和:807

約数の個数: 72

約数和(自身を含む): 76317696

約数和(自身を除く): 48025764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 47, 69, 92, 94, 138, 141, 188, 207, 276, 282, 414, 423, 564, 727, 828, 846, 1081, 1454, 1692, 2162, 2181, 2908, 3243, 4324, 4362, 6486, 6543, 8724, 9729, 12972, 13086, 16721, 19458, 26172, 33442, 34169, 38916, 50163, 66884, 68338, 100326, 102507, 136676, 150489, 200652, 205014, 300978, 307521, 410028, 601956, 615042, 785887, 1230084, 1571774, 2357661, 3143548, 4715322, 7072983, 9430644, 14145966, 28291932]

約数ペア:

[(1, 28291932), (2, 14145966), (3, 9430644), (4, 7072983), (6, 4715322), (9, 3143548), (12, 2357661), (18, 1571774), (23, 1230084), (36, 785887), (46, 615042), (47, 601956), (69, 410028), (92, 307521), (94, 300978), (138, 205014), (141, 200652), (188, 150489), (207, 136676), (276, 102507), (282, 100326), (414, 68338), (423, 66884), (564, 50163), (727, 38916), (828, 34169), (846, 33442), (1081, 26172), (1454, 19458), (1692, 16721), (2162, 13086), (2181, 12972), (2908, 9729), (3243, 8724), (4324, 6543), (4362, 6486)]