28716351

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:295

約数の個数: 32

約数和(自身を含む): 42024960

約数和(自身を除く): 13308609

約数列:

[1, 3, 23, 29, 69, 87, 113, 127, 339, 381, 667, 2001, 2599, 2921, 3277, 3683, 7797, 8763, 9831, 11049, 14351, 43053, 75371, 84709, 226113, 254127, 330073, 416179, 990219, 1248537, 9572117, 28716351]

約数ペア:

[(1, 28716351), (3, 9572117), (23, 1248537), (29, 990219), (69, 416179), (87, 330073), (113, 254127), (127, 226113), (339, 84709), (381, 75371), (667, 43053), (2001, 14351), (2599, 11049), (2921, 9831), (3277, 8763), (3683, 7797)]