39987657

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{269}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 58968000

約数和(自身を除く): 18980343

約数列:

[1, 3, 9, 83, 199, 249, 269, 597, 747, 807, 1791, 2421, 16517, 22327, 49551, 53531, 66981, 148653, 160593, 200943, 481779, 4443073, 13329219, 39987657]

約数ペア:

[(1, 39987657), (3, 13329219), (9, 4443073), (83, 481779), (199, 200943), (249, 160593), (269, 148653), (597, 66981), (747, 53531), (807, 49551), (1791, 22327), (2421, 16517)]