196991757

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2579}}^1$

素因数の和:2655

約数の個数: 40

約数和(自身を含む): 314677440

約数和(自身を除く): 117685683

約数列:

[1, 3, 9, 23, 27, 41, 69, 81, 123, 207, 369, 621, 943, 1107, 1863, 2579, 2829, 3321, 7737, 8487, 23211, 25461, 59317, 69633, 76383, 105739, 177951, 208899, 317217, 533853, 951651, 1601559, 2431997, 2854953, 4804677, 7295991, 8564859, 21887973, 65663919, 196991757]

約数ペア:

[(1, 196991757), (3, 65663919), (9, 21887973), (23, 8564859), (27, 7295991), (41, 4804677), (69, 2854953), (81, 2431997), (123, 1601559), (207, 951651), (369, 533853), (621, 317217), (943, 208899), (1107, 177951), (1863, 105739), (2579, 76383), (2829, 69633), (3321, 59317), (7737, 25461), (8487, 23211)]