156986005

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{7013}}^1$

素因数の和:7077

約数の個数: 24

約数和(自身を含む): 212692536

約数和(自身を除く): 55706531

約数列:

[1, 5, 11, 37, 55, 121, 185, 407, 605, 2035, 4477, 7013, 22385, 35065, 77143, 259481, 385715, 848573, 1297405, 2854291, 4242865, 14271455, 31397201, 156986005]

約数ペア:

[(1, 156986005), (5, 31397201), (11, 14271455), (37, 4242865), (55, 2854291), (121, 1297405), (185, 848573), (407, 385715), (605, 259481), (2035, 77143), (4477, 35065), (7013, 22385)]