66965068

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{2161}}^1$

素因数の和:2353

約数の個数: 24

約数和(自身を含む): 120103424

約数和(自身を除く): 53138356

約数列:

[1, 2, 4, 61, 122, 127, 244, 254, 508, 2161, 4322, 7747, 8644, 15494, 30988, 131821, 263642, 274447, 527284, 548894, 1097788, 16741267, 33482534, 66965068]

約数ペア:

[(1, 66965068), (2, 33482534), (4, 16741267), (61, 1097788), (122, 548894), (127, 527284), (244, 274447), (254, 263642), (508, 131821), (2161, 30988), (4322, 15494), (7747, 8644)]