261635558

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{21247}}^1$

素因数の和:21427

約数の個数: 16

約数和(自身を含む): 403881984

約数和(自身を除く): 142246426

約数列:

[1, 2, 47, 94, 131, 262, 6157, 12314, 21247, 42494, 998609, 1997218, 2783357, 5566714, 130817779, 261635558]

約数ペア:

[(1, 261635558), (2, 130817779), (47, 5566714), (94, 2783357), (131, 1997218), (262, 998609), (6157, 42494), (12314, 21247)]