157408027

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1103}}^1$

素因数の和:1195

約数の個数: 32

約数和(自身を含む): 201369600

約数和(自身を除く): 43961573

約数列:

[1, 7, 19, 29, 37, 133, 203, 259, 551, 703, 1073, 1103, 3857, 4921, 7511, 7721, 20387, 20957, 31987, 40811, 142709, 146699, 223909, 285677, 607753, 775409, 1183519, 4254271, 5427863, 8284633, 22486861, 157408027]

約数ペア:

[(1, 157408027), (7, 22486861), (19, 8284633), (29, 5427863), (37, 4254271), (133, 1183519), (203, 775409), (259, 607753), (551, 285677), (703, 223909), (1073, 146699), (1103, 142709), (3857, 40811), (4921, 31987), (7511, 20957), (7721, 20387)]