1287999022

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{2579}}^1\times {\mathrm{3727}}^1$

素因数の和:6375

約数の個数: 16

約数和(自身を含む): 1962120960

約数和(自身を除く): 674121938

約数列:

[1, 2, 67, 134, 2579, 3727, 5158, 7454, 172793, 249709, 345586, 499418, 9611933, 19223866, 643999511, 1287999022]

約数ペア:

[(1, 1287999022), (2, 643999511), (67, 19223866), (134, 9611933), (2579, 499418), (3727, 345586), (5158, 249709), (7454, 172793)]