48871431

素因数分解:

$3^6\times 7^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:243

約数の個数: 56

約数和(自身を含む): 85656224

約数和(自身を除く): 36784793

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 81, 157, 183, 189, 243, 427, 471, 549, 567, 729, 1099, 1281, 1413, 1647, 1701, 3297, 3843, 4239, 4941, 5103, 9577, 9891, 11529, 12717, 14823, 28731, 29673, 34587, 38151, 44469, 67039, 86193, 89019, 103761, 114453, 201117, 258579, 267057, 311283, 603351, 775737, 801171, 1810053, 2327211, 5430159, 6981633, 16290477, 48871431]

約数ペア:

[(1, 48871431), (3, 16290477), (7, 6981633), (9, 5430159), (21, 2327211), (27, 1810053), (61, 801171), (63, 775737), (81, 603351), (157, 311283), (183, 267057), (189, 258579), (243, 201117), (427, 114453), (471, 103761), (549, 89019), (567, 86193), (729, 67039), (1099, 44469), (1281, 38151), (1413, 34587), (1647, 29673), (1701, 28731), (3297, 14823), (3843, 12717), (4239, 11529), (4941, 9891), (5103, 9577)]