128439658

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{198823}}^1$

素因数の和:198861

約数の個数: 16

約数和(自身を含む): 214729920

約数和(自身を除く): 86290262

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 198823, 397646, 3379991, 3777637, 6759982, 7555274, 64219829, 128439658]

約数ペア:

[(1, 128439658), (2, 64219829), (17, 7555274), (19, 6759982), (34, 3777637), (38, 3379991), (323, 397646), (646, 198823)]