81197982

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1733}}^1$

素因数の和:1897

約数の個数: 48

約数和(自身を含む): 186647760

約数和(自身を除く): 105449778

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 137, 171, 274, 342, 411, 822, 1233, 1733, 2466, 2603, 3466, 5199, 5206, 7809, 10398, 15597, 15618, 23427, 31194, 32927, 46854, 65854, 98781, 197562, 237421, 296343, 474842, 592686, 712263, 1424526, 2136789, 4273578, 4510999, 9021998, 13532997, 27065994, 40598991, 81197982]

約数ペア:

[(1, 81197982), (2, 40598991), (3, 27065994), (6, 13532997), (9, 9021998), (18, 4510999), (19, 4273578), (38, 2136789), (57, 1424526), (114, 712263), (137, 592686), (171, 474842), (274, 296343), (342, 237421), (411, 197562), (822, 98781), (1233, 65854), (1733, 46854), (2466, 32927), (2603, 31194), (3466, 23427), (5199, 15618), (5206, 15597), (7809, 10398)]