131556918

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{17987}}^1$

素因数の和:18068

約数の個数: 32

約数和(自身を含む): 279749376

約数和(自身を除く): 148192458

約数列:

[1, 2, 3, 6, 23, 46, 53, 69, 106, 138, 159, 318, 1219, 2438, 3657, 7314, 17987, 35974, 53961, 107922, 413701, 827402, 953311, 1241103, 1906622, 2482206, 2859933, 5719866, 21926153, 43852306, 65778459, 131556918]

約数ペア:

[(1, 131556918), (2, 65778459), (3, 43852306), (6, 21926153), (23, 5719866), (46, 2859933), (53, 2482206), (69, 1906622), (106, 1241103), (138, 953311), (159, 827402), (318, 413701), (1219, 107922), (2438, 53961), (3657, 35974), (7314, 17987)]