128491742

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{8293}}^1$

素因数の和:8483

約数の個数: 16

約数和(自身を含む): 197463552

約数和(自身を除く): 68971810

約数列:

[1, 2, 61, 122, 127, 254, 7747, 8293, 15494, 16586, 505873, 1011746, 1053211, 2106422, 64245871, 128491742]

約数ペア:

[(1, 128491742), (2, 64245871), (61, 2106422), (122, 1053211), (127, 1011746), (254, 505873), (7747, 16586), (8293, 15494)]