1398889016

素因数分解:

$2^3\times 7^1\times {\mathrm{1409}}^1\times {\mathrm{17729}}^1$

素因数の和:19151

約数の個数: 32

約数和(自身を含む): 2999916000

約数和(自身を除く): 1601026984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1409, 2818, 5636, 9863, 11272, 17729, 19726, 35458, 39452, 70916, 78904, 124103, 141832, 248206, 496412, 992824, 24980161, 49960322, 99920644, 174861127, 199841288, 349722254, 699444508, 1398889016]

約数ペア:

[(1, 1398889016), (2, 699444508), (4, 349722254), (7, 199841288), (8, 174861127), (14, 99920644), (28, 49960322), (56, 24980161), (1409, 992824), (2818, 496412), (5636, 248206), (9863, 141832), (11272, 124103), (17729, 78904), (19726, 70916), (35458, 39452)]