81737658

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1201}}^1$

素因数の和:1427

約数の個数: 48

約数和(自身を含む): 187512000

約数和(自身を除く): 105774342

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 199, 342, 398, 597, 1194, 1201, 1791, 2402, 3582, 3603, 3781, 7206, 7562, 10809, 11343, 21618, 22686, 22819, 34029, 45638, 68058, 68457, 136914, 205371, 238999, 410742, 477998, 716997, 1433994, 2150991, 4301982, 4540981, 9081962, 13622943, 27245886, 40868829, 81737658]

約数ペア:

[(1, 81737658), (2, 40868829), (3, 27245886), (6, 13622943), (9, 9081962), (18, 4540981), (19, 4301982), (38, 2150991), (57, 1433994), (114, 716997), (171, 477998), (199, 410742), (342, 238999), (398, 205371), (597, 136914), (1194, 68457), (1201, 68058), (1791, 45638), (2402, 34029), (3582, 22819), (3603, 22686), (3781, 21618), (7206, 11343), (7562, 10809)]