25735878999

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{2339}}^1$

素因数の和:2740

約数の個数: 48

約数和(自身を含む): 38425570560

約数和(自身を除く): 12689691561

約数列:

[1, 3, 9, 67, 71, 201, 213, 257, 603, 639, 771, 2313, 2339, 4757, 7017, 14271, 17219, 18247, 21051, 42813, 51657, 54741, 154971, 156713, 164223, 166069, 470139, 498207, 601123, 1222549, 1410417, 1494621, 1803369, 3667647, 5410107, 11002941, 11126623, 33379869, 40275241, 42679733, 100139607, 120825723, 128039199, 362477169, 384117597, 2859542111, 8578626333, 25735878999]

約数ペア:

[(1, 25735878999), (3, 8578626333), (9, 2859542111), (67, 384117597), (71, 362477169), (201, 128039199), (213, 120825723), (257, 100139607), (603, 42679733), (639, 40275241), (771, 33379869), (2313, 11126623), (2339, 11002941), (4757, 5410107), (7017, 3667647), (14271, 1803369), (17219, 1494621), (18247, 1410417), (21051, 1222549), (42813, 601123), (51657, 498207), (54741, 470139), (154971, 166069), (156713, 164223)]