81431445

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{319339}}^1$

素因数の和:319364

約数の個数: 16

約数和(自身を含む): 137954880

約数和(自身を除く): 56523435

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 319339, 958017, 1596695, 4790085, 5428763, 16286289, 27143815, 81431445]

約数ペア:

[(1, 81431445), (3, 27143815), (5, 16286289), (15, 5428763), (17, 4790085), (51, 1596695), (85, 958017), (255, 319339)]