1021569388

素因数分解:

$2^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{105143}}^1$

素因数の和:105501

約数の個数: 24

約数和(自身を含む): 2049046272

約数和(自身を除く): 1027476884

約数列:

[1, 2, 4, 7, 14, 28, 347, 694, 1388, 2429, 4858, 9716, 105143, 210286, 420572, 736001, 1472002, 2944004, 36484621, 72969242, 145938484, 255392347, 510784694, 1021569388]

約数ペア:

[(1, 1021569388), (2, 510784694), (4, 255392347), (7, 145938484), (14, 72969242), (28, 36484621), (347, 2944004), (694, 1472002), (1388, 736001), (2429, 420572), (4858, 210286), (9716, 105143)]