64649978

素因数分解:

$2^1\times {\mathrm{211}}^1\times {\mathrm{239}}^1\times {\mathrm{641}}^1$

素因数の和:1093

約数の個数: 16

約数和(自身を含む): 97994880

約数和(自身を除く): 33344902

約数列:

[1, 2, 211, 239, 422, 478, 641, 1282, 50429, 100858, 135251, 153199, 270502, 306398, 32324989, 64649978]

約数ペア:

[(1, 64649978), (2, 32324989), (211, 306398), (239, 270502), (422, 153199), (478, 135251), (641, 100858), (1282, 50429)]