128519994

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{522439}}^1$

素因数の和:522485

約数の個数: 16

約数和(自身を含む): 263309760

約数和(自身を除く): 134789766

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 522439, 1044878, 1567317, 3134634, 21419999, 42839998, 64259997, 128519994]

約数ペア:

[(1, 128519994), (2, 64259997), (3, 42839998), (6, 21419999), (41, 3134634), (82, 1567317), (123, 1044878), (246, 522439)]