87688484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{3313}}^1$

素因数の和:3839

約数の個数: 24

約数和(自身を含む): 165633720

約数和(自身を除く): 77945236

約数列:

[1, 2, 4, 13, 26, 52, 509, 1018, 2036, 3313, 6617, 6626, 13234, 13252, 26468, 43069, 86138, 172276, 1686317, 3372634, 6745268, 21922121, 43844242, 87688484]

約数ペア:

[(1, 87688484), (2, 43844242), (4, 21922121), (13, 6745268), (26, 3372634), (52, 1686317), (509, 172276), (1018, 86138), (2036, 43069), (3313, 26468), (6617, 13252), (6626, 13234)]