86556001

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{389}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 106704000

約数和(自身を除く): 20147999

約数列:

[1, 7, 19, 49, 133, 239, 389, 931, 1673, 2723, 4541, 7391, 11711, 19061, 31787, 51737, 92971, 222509, 362159, 650797, 1766449, 4555579, 12365143, 86556001]

約数ペア:

[(1, 86556001), (7, 12365143), (19, 4555579), (49, 1766449), (133, 650797), (239, 362159), (389, 222509), (931, 92971), (1673, 51737), (2723, 31787), (4541, 19061), (7391, 11711)]