138704828

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{1993}}^1$

素因数の和:2261

約数の個数: 24

約数和(自身を含む): 246554112

約数和(自身を除く): 107849284

約数列:

[1, 2, 4, 127, 137, 254, 274, 508, 548, 1993, 3986, 7972, 17399, 34798, 69596, 253111, 273041, 506222, 546082, 1012444, 1092164, 34676207, 69352414, 138704828]

約数ペア:

[(1, 138704828), (2, 69352414), (4, 34676207), (127, 1092164), (137, 1012444), (254, 546082), (274, 506222), (508, 273041), (548, 253111), (1993, 69596), (3986, 34798), (7972, 17399)]