28890069

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{743}}^1\times {\mathrm{997}}^1$

素因数の和:1756

約数の個数: 16

約数和(自身を含む): 41580672

約数和(自身を除く): 12690603

約数列:

[1, 3, 13, 39, 743, 997, 2229, 2991, 9659, 12961, 28977, 38883, 740771, 2222313, 9630023, 28890069]

約数ペア:

[(1, 28890069), (3, 9630023), (13, 2222313), (39, 740771), (743, 38883), (997, 28977), (2229, 12961), (2991, 9659)]