890809942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{127733}}^1$

素因数の和:128063

約数の個数: 16

約数和(自身を含む): 1462298832

約数和(自身を除く): 571488890

約数列:

[1, 2, 11, 22, 317, 634, 3487, 6974, 127733, 255466, 1405063, 2810126, 40491361, 80982722, 445404971, 890809942]

約数ペア:

[(1, 890809942), (2, 445404971), (11, 80982722), (22, 40491361), (317, 2810126), (634, 1405063), (3487, 255466), (6974, 127733)]