81511095

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{61057}}^1$

素因数の和:61154

約数の個数: 16

約数和(自身を含む): 131885280

約数和(自身を除く): 50374185

約数列:

[1, 3, 5, 15, 89, 267, 445, 1335, 61057, 183171, 305285, 915855, 5434073, 16302219, 27170365, 81511095]

約数ペア:

[(1, 81511095), (3, 27170365), (5, 16302219), (15, 5434073), (89, 915855), (267, 305285), (445, 183171), (1335, 61057)]