38778285

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28409}}^1$

素因数の和:28437

約数の個数: 32

約数和(自身を含む): 76366080

約数和(自身を除く): 37587795

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 28409, 85227, 142045, 198863, 369317, 426135, 596589, 994315, 1107951, 1846585, 2585219, 2982945, 5539755, 7755657, 12926095, 38778285]

約数ペア:

[(1, 38778285), (3, 12926095), (5, 7755657), (7, 5539755), (13, 2982945), (15, 2585219), (21, 1846585), (35, 1107951), (39, 994315), (65, 596589), (91, 426135), (105, 369317), (195, 198863), (273, 142045), (455, 85227), (1365, 28409)]