28820751

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{1289}}^1$

素因数の和:1578

約数の個数: 16

約数和(自身を含む): 39938400

約数和(自身を除く): 11117649

約数列:

[1, 3, 29, 87, 257, 771, 1289, 3867, 7453, 22359, 37381, 112143, 331273, 993819, 9606917, 28820751]

約数ペア:

[(1, 28820751), (3, 9606917), (29, 993819), (87, 331273), (257, 112143), (771, 37381), (1289, 22359), (3867, 7453)]