28468830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72997}}^1$

素因数の和:73020

約数の個数: 32

約数和(自身を含む): 73581984

約数和(自身を除く): 45113154

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 72997, 145994, 218991, 364985, 437982, 729970, 948961, 1094955, 1897922, 2189910, 2846883, 4744805, 5693766, 9489610, 14234415, 28468830]

約数ペア:

[(1, 28468830), (2, 14234415), (3, 9489610), (5, 5693766), (6, 4744805), (10, 2846883), (13, 2189910), (15, 1897922), (26, 1094955), (30, 948961), (39, 729970), (65, 437982), (78, 364985), (130, 218991), (195, 145994), (390, 72997)]