138388852

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{38917}}^1$

素因数の和:39055

約数の個数: 24

約数和(自身を含む): 278964224

約数和(自身を除く): 140575372

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 38917, 77834, 155668, 272419, 544838, 1089676, 4942459, 9884918, 19769836, 34597213, 69194426, 138388852]

約数ペア:

[(1, 138388852), (2, 69194426), (4, 34597213), (7, 19769836), (14, 9884918), (28, 4942459), (127, 1089676), (254, 544838), (508, 272419), (889, 155668), (1778, 77834), (3556, 38917)]