142179905

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{739}}^1$

素因数の和:1013

約数の個数: 32

約数和(自身を含む): 204595200

約数和(自身を除く): 62415295

約数列:

[1, 5, 7, 23, 35, 115, 161, 239, 739, 805, 1195, 1673, 3695, 5173, 5497, 8365, 16997, 25865, 27485, 38479, 84985, 118979, 176621, 192395, 594895, 883105, 1236347, 4062283, 6181735, 20311415, 28435981, 142179905]

約数ペア:

[(1, 142179905), (5, 28435981), (7, 20311415), (23, 6181735), (35, 4062283), (115, 1236347), (161, 883105), (239, 594895), (739, 192395), (805, 176621), (1195, 118979), (1673, 84985), (3695, 38479), (5173, 27485), (5497, 25865), (8365, 16997)]