78397277

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{677}}^1$

素因数の和:988

約数の個数: 16

約数和(自身を含む): 91383552

約数和(自身を除く): 12986275

約数列:

[1, 7, 71, 233, 497, 677, 1631, 4739, 16543, 48067, 115801, 157741, 336469, 1104187, 11199611, 78397277]

約数ペア:

[(1, 78397277), (7, 11199611), (71, 1104187), (233, 336469), (497, 157741), (677, 115801), (1631, 48067), (4739, 16543)]