127904991

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{757}}^1\times {\mathrm{3313}}^1$

素因数の和:4090

約数の個数: 16

約数和(自身を含む): 180864864

約数和(自身を除く): 52959873

約数列:

[1, 3, 17, 51, 757, 2271, 3313, 9939, 12869, 38607, 56321, 168963, 2507941, 7523823, 42634997, 127904991]

約数ペア:

[(1, 127904991), (3, 42634997), (17, 7523823), (51, 2507941), (757, 168963), (2271, 56321), (3313, 38607), (9939, 12869)]