1279804784

素因数分解:

$2^4\times {\mathrm{619}}^1\times {\mathrm{129221}}^1$

素因数の和:129848

約数の個数: 20

約数和(自身を含む): 2483646840

約数和(自身を除く): 1203842056

約数列:

[1, 2, 4, 8, 16, 619, 1238, 2476, 4952, 9904, 129221, 258442, 516884, 1033768, 2067536, 79987799, 159975598, 319951196, 639902392, 1279804784]

約数ペア:

[(1, 1279804784), (2, 639902392), (4, 319951196), (8, 159975598), (16, 79987799), (619, 2067536), (1238, 1033768), (2476, 516884), (4952, 258442), (9904, 129221)]