1284256528

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{256441}}^1$

素因数の和:256762

約数の個数: 20

約数和(自身を含む): 2496206428

約数和(自身を除く): 1211949900

約数列:

[1, 2, 4, 8, 16, 313, 626, 1252, 2504, 5008, 256441, 512882, 1025764, 2051528, 4103056, 80266033, 160532066, 321064132, 642128264, 1284256528]

約数ペア:

[(1, 1284256528), (2, 642128264), (4, 321064132), (8, 160532066), (16, 80266033), (313, 4103056), (626, 2051528), (1252, 1025764), (2504, 512882), (5008, 256441)]