127996929

素因数分解:

$3^4\times {\mathrm{557}}^1\times {\mathrm{2837}}^1$

素因数の和:3406

約数の個数: 20

約数和(自身を含む): 191616084

約数和(自身を除く): 63619155

約数列:

[1, 3, 9, 27, 81, 557, 1671, 2837, 5013, 8511, 15039, 25533, 45117, 76599, 229797, 1580209, 4740627, 14221881, 42665643, 127996929]

約数ペア:

[(1, 127996929), (3, 42665643), (9, 14221881), (27, 4740627), (81, 1580209), (557, 229797), (1671, 76599), (2837, 45117), (5013, 25533), (8511, 15039)]