86698820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{333457}}^1$

素因数の和:333479

約数の個数: 24

約数和(自身を含む): 196073304

約数和(自身を除く): 109374484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 333457, 666914, 1333828, 1667285, 3334570, 4334941, 6669140, 8669882, 17339764, 21674705, 43349410, 86698820]

約数ペア:

[(1, 86698820), (2, 43349410), (4, 21674705), (5, 17339764), (10, 8669882), (13, 6669140), (20, 4334941), (26, 3334570), (52, 1667285), (65, 1333828), (130, 666914), (260, 333457)]