139686568

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{28027}}^1$

素因数の和:28129

約数の個数: 32

約数和(自身を含む): 302702400

約数和(自身を除く): 163015832

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 178, 356, 623, 712, 1246, 2492, 4984, 28027, 56054, 112108, 196189, 224216, 392378, 784756, 1569512, 2494403, 4988806, 9977612, 17460821, 19955224, 34921642, 69843284, 139686568]

約数ペア:

[(1, 139686568), (2, 69843284), (4, 34921642), (7, 19955224), (8, 17460821), (14, 9977612), (28, 4988806), (56, 2494403), (89, 1569512), (178, 784756), (356, 392378), (623, 224216), (712, 196189), (1246, 112108), (2492, 56054), (4984, 28027)]