138249278

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 217451520

約数和(自身を除く): 79202242

約数列:

[1, 2, 47, 94, 103, 109, 131, 206, 218, 262, 4841, 5123, 6157, 9682, 10246, 11227, 12314, 13493, 14279, 22454, 26986, 28558, 527669, 634171, 671113, 1055338, 1268342, 1342226, 1470737, 2941474, 69124639, 138249278]

約数ペア:

[(1, 138249278), (2, 69124639), (47, 2941474), (94, 1470737), (103, 1342226), (109, 1268342), (131, 1055338), (206, 671113), (218, 634171), (262, 527669), (4841, 28558), (5123, 26986), (6157, 22454), (9682, 14279), (10246, 13493), (11227, 12314)]