78942604

素因数分解:

$2^2\times {\mathrm{13}}^4\times {\mathrm{691}}^1$

素因数の和:747

約数の個数: 30

約数和(自身を含む): 149878204

約数和(自身を除く): 70935600

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 691, 1382, 2197, 2764, 4394, 8788, 8983, 17966, 28561, 35932, 57122, 114244, 116779, 233558, 467116, 1518127, 3036254, 6072508, 19735651, 39471302, 78942604]

約数ペア:

[(1, 78942604), (2, 39471302), (4, 19735651), (13, 6072508), (26, 3036254), (52, 1518127), (169, 467116), (338, 233558), (676, 116779), (691, 114244), (1382, 57122), (2197, 35932), (2764, 28561), (4394, 17966), (8788, 8983)]