890507513

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{8431}}^1$

素因数の和:8708

約数の個数: 16

約数和(自身を含む): 1036124160

約数和(自身を除く): 145616647

約数列:

[1, 7, 79, 191, 553, 1337, 8431, 15089, 59017, 105623, 666049, 1610321, 4662343, 11272247, 127215359, 890507513]

約数ペア:

[(1, 890507513), (7, 127215359), (79, 11272247), (191, 4662343), (553, 1610321), (1337, 666049), (8431, 105623), (15089, 59017)]