980663908

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{157057}}^1$

素因数の和:157291

約数の個数: 24

約数和(自身を含む): 1970135552

約数和(自身を除く): 989471644

約数列:

[1, 2, 4, 7, 14, 28, 223, 446, 892, 1561, 3122, 6244, 157057, 314114, 628228, 1099399, 2198798, 4397596, 35023711, 70047422, 140094844, 245165977, 490331954, 980663908]

約数ペア:

[(1, 980663908), (2, 490331954), (4, 245165977), (7, 140094844), (14, 70047422), (28, 35023711), (223, 4397596), (446, 2198798), (892, 1099399), (1561, 628228), (3122, 314114), (6244, 157057)]