28664961

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{17093}}^1$

素因数の和:17152

約数の個数: 16

約数和(自身を含む): 42119616

約数和(自身を除く): 13454655

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 17093, 51279, 222209, 666627, 734999, 2204997, 9554987, 28664961]

約数ペア:

[(1, 28664961), (3, 9554987), (13, 2204997), (39, 734999), (43, 666627), (129, 222209), (559, 51279), (1677, 17093)]