197072475

素因数分解:

$3^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 333645312

約数和(自身を除く): 136572837

約数列:

[1, 3, 5, 15, 25, 75, 97, 103, 263, 291, 309, 485, 515, 789, 1315, 1455, 1545, 2425, 2575, 3945, 6575, 7275, 7725, 9991, 19725, 25511, 27089, 29973, 49955, 76533, 81267, 127555, 135445, 149865, 249775, 382665, 406335, 637775, 677225, 749325, 1913325, 2031675, 2627633, 7882899, 13138165, 39414495, 65690825, 197072475]

約数ペア:

[(1, 197072475), (3, 65690825), (5, 39414495), (15, 13138165), (25, 7882899), (75, 2627633), (97, 2031675), (103, 1913325), (263, 749325), (291, 677225), (309, 637775), (485, 406335), (515, 382665), (789, 249775), (1315, 149865), (1455, 135445), (1545, 127555), (2425, 81267), (2575, 76533), (3945, 49955), (6575, 29973), (7275, 27089), (7725, 25511), (9991, 19725)]