13426691728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{404029}}^1$

素因数の和:404135

約数の個数: 40

約数和(自身を含む): 27254247680

約数和(自身を除く): 13827555952

約数列:

[1, 2, 4, 8, 16, 31, 62, 67, 124, 134, 248, 268, 496, 536, 1072, 2077, 4154, 8308, 16616, 33232, 404029, 808058, 1616116, 3232232, 6464464, 12524899, 25049798, 27069943, 50099596, 54139886, 100199192, 108279772, 200398384, 216559544, 433119088, 839168233, 1678336466, 3356672932, 6713345864, 13426691728]

約数ペア:

[(1, 13426691728), (2, 6713345864), (4, 3356672932), (8, 1678336466), (16, 839168233), (31, 433119088), (62, 216559544), (67, 200398384), (124, 108279772), (134, 100199192), (248, 54139886), (268, 50099596), (496, 27069943), (536, 25049798), (1072, 12524899), (2077, 6464464), (4154, 3232232), (8308, 1616116), (16616, 808058), (33232, 404029)]