1287521282

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1993067}}^1$

素因数の和:1993105

約数の個数: 16

約数和(自身を含む): 2152513440

約数和(自身を除く): 864992158

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 1993067, 3986134, 33882139, 37868273, 67764278, 75736546, 643760641, 1287521282]

約数ペア:

[(1, 1287521282), (2, 643760641), (17, 75736546), (19, 67764278), (34, 37868273), (38, 33882139), (323, 3986134), (646, 1993067)]