81367916

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{859}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 173376000

約数和(自身を除く): 92008084

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 199, 238, 398, 476, 796, 859, 1393, 1718, 2786, 3383, 3436, 5572, 6013, 6766, 12026, 13532, 14603, 23681, 24052, 29206, 47362, 58412, 94724, 102221, 170941, 204442, 341882, 408884, 683764, 1196587, 2393174, 2905997, 4786348, 5811994, 11623988, 20341979, 40683958, 81367916]

約数ペア:

[(1, 81367916), (2, 40683958), (4, 20341979), (7, 11623988), (14, 5811994), (17, 4786348), (28, 2905997), (34, 2393174), (68, 1196587), (119, 683764), (199, 408884), (238, 341882), (398, 204442), (476, 170941), (796, 102221), (859, 94724), (1393, 58412), (1718, 47362), (2786, 29206), (3383, 24052), (3436, 23681), (5572, 14603), (6013, 13532), (6766, 12026)]