2805369

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 32

約数和(自身を含む): 4608000

約数和(自身を除く): 1802631

約数列:

[1, 3, 7, 19, 21, 57, 79, 89, 133, 237, 267, 399, 553, 623, 1501, 1659, 1691, 1869, 4503, 5073, 7031, 10507, 11837, 21093, 31521, 35511, 49217, 133589, 147651, 400767, 935123, 2805369]

約数ペア:

[(1, 2805369), (3, 935123), (7, 400767), (19, 147651), (21, 133589), (57, 49217), (79, 35511), (89, 31521), (133, 21093), (237, 11837), (267, 10507), (399, 7031), (553, 5073), (623, 4503), (1501, 1869), (1659, 1691)]