28894077

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:391

約数の個数: 40

約数和(自身を含む): 45906432

約数和(自身を除く): 17012355

約数列:

[1, 3, 9, 27, 31, 37, 81, 93, 111, 279, 311, 333, 837, 933, 999, 1147, 2511, 2799, 2997, 3441, 8397, 9641, 10323, 11507, 25191, 28923, 30969, 34521, 86769, 92907, 103563, 260307, 310689, 356717, 780921, 932067, 1070151, 3210453, 9631359, 28894077]

約数ペア:

[(1, 28894077), (3, 9631359), (9, 3210453), (27, 1070151), (31, 932067), (37, 780921), (81, 356717), (93, 310689), (111, 260307), (279, 103563), (311, 92907), (333, 86769), (837, 34521), (933, 30969), (999, 28923), (1147, 25191), (2511, 11507), (2799, 10323), (2997, 9641), (3441, 8397)]