68633649

素因数分解:

$3^5\times 7^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 118704768

約数和(自身を除く): 50071119

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 157, 189, 243, 257, 471, 567, 771, 1099, 1413, 1701, 1799, 2313, 3297, 4239, 5397, 6939, 9891, 12717, 16191, 20817, 29673, 38151, 40349, 48573, 62451, 89019, 121047, 145719, 267057, 282443, 363141, 437157, 847329, 1089423, 2541987, 3268269, 7625961, 9804807, 22877883, 68633649]

約数ペア:

[(1, 68633649), (3, 22877883), (7, 9804807), (9, 7625961), (21, 3268269), (27, 2541987), (63, 1089423), (81, 847329), (157, 437157), (189, 363141), (243, 282443), (257, 267057), (471, 145719), (567, 121047), (771, 89019), (1099, 62451), (1413, 48573), (1701, 40349), (1799, 38151), (2313, 29673), (3297, 20817), (4239, 16191), (5397, 12717), (6939, 9891)]