87630376

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{644341}}^1$

素因数の和:644364

約数の個数: 16

約数和(自身を含む): 173972340

約数和(自身を除く): 86341964

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 644341, 1288682, 2577364, 5154728, 10953797, 21907594, 43815188, 87630376]

約数ペア:

[(1, 87630376), (2, 43815188), (4, 21907594), (8, 10953797), (17, 5154728), (34, 2577364), (68, 1288682), (136, 644341)]