138775678

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{39901}}^1$

素因数の和:39987

約数の個数: 16

約数和(自身を含む): 218343744

約数和(自身を除く): 79568066

約数列:

[1, 2, 37, 47, 74, 94, 1739, 3478, 39901, 79802, 1476337, 1875347, 2952674, 3750694, 69387839, 138775678]

約数ペア:

[(1, 138775678), (2, 69387839), (37, 3750694), (47, 2952674), (74, 1875347), (94, 1476337), (1739, 79802), (3478, 39901)]