81454142

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{1381}}^1$

素因数の和:1784

約数の個数: 32

約数和(自身を含む): 152838144

約数和(自身を除く): 71384002

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 383, 766, 1381, 2681, 2762, 4213, 5362, 8426, 9667, 15191, 19334, 29491, 30382, 58982, 106337, 212674, 528923, 1057846, 3702461, 5818153, 7404922, 11636306, 40727071, 81454142]

約数ペア:

[(1, 81454142), (2, 40727071), (7, 11636306), (11, 7404922), (14, 5818153), (22, 3702461), (77, 1057846), (154, 528923), (383, 212674), (766, 106337), (1381, 58982), (2681, 30382), (2762, 29491), (4213, 19334), (5362, 15191), (8426, 9667)]