2585212511

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{23029}}^1$

素因数の和:23151

約数の個数: 24

約数和(自身を含む): 3150504000

約数和(自身を除く): 565291489

約数列:

[1, 7, 29, 49, 79, 203, 553, 1421, 2291, 3871, 16037, 23029, 112259, 161203, 667841, 1128421, 1819291, 4674887, 12735037, 32724209, 52759439, 89145259, 369316073, 2585212511]

約数ペア:

[(1, 2585212511), (7, 369316073), (29, 89145259), (49, 52759439), (79, 32724209), (203, 12735037), (553, 4674887), (1421, 1819291), (2291, 1128421), (3871, 667841), (16037, 161203), (23029, 112259)]