28913469

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{7643}}^1$

素因数の和:7756

約数の個数: 16

約数和(自身を含む): 41950272

約数和(自身を除く): 13036803

約数列:

[1, 3, 13, 39, 97, 291, 1261, 3783, 7643, 22929, 99359, 298077, 741371, 2224113, 9637823, 28913469]

約数ペア:

[(1, 28913469), (3, 9637823), (13, 2224113), (39, 741371), (97, 298077), (291, 99359), (1261, 22929), (3783, 7643)]