51240951

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 78336000

約数和(自身を除く): 27095049

約数列:

[1, 3, 9, 27, 47, 141, 149, 271, 423, 447, 813, 1269, 1341, 2439, 4023, 7003, 7317, 12737, 21009, 38211, 40379, 63027, 114633, 121137, 189081, 343899, 363411, 1090233, 1897813, 5693439, 17080317, 51240951]

約数ペア:

[(1, 51240951), (3, 17080317), (9, 5693439), (27, 1897813), (47, 1090233), (141, 363411), (149, 343899), (271, 189081), (423, 121137), (447, 114633), (813, 63027), (1269, 40379), (1341, 38211), (2439, 21009), (4023, 12737), (7003, 7317)]