140207354

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:918

約数の個数: 32

約数和(自身を含む): 244675200

約数和(自身を除く): 104467846

約数列:

[1, 2, 7, 14, 109, 139, 218, 278, 661, 763, 973, 1322, 1526, 1946, 4627, 9254, 15151, 30302, 72049, 91879, 106057, 144098, 183758, 212114, 504343, 643153, 1008686, 1286306, 10014811, 20029622, 70103677, 140207354]

約数ペア:

[(1, 140207354), (2, 70103677), (7, 20029622), (14, 10014811), (109, 1286306), (139, 1008686), (218, 643153), (278, 504343), (661, 212114), (763, 183758), (973, 144098), (1322, 106057), (1526, 91879), (1946, 72049), (4627, 30302), (9254, 15151)]