78816972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{505237}}^1$

素因数の和:505257

約数の個数: 24

約数和(自身を含む): 198053296

約数和(自身を除く): 119236324

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 505237, 1010474, 1515711, 2020948, 3031422, 6062844, 6568081, 13136162, 19704243, 26272324, 39408486, 78816972]

約数ペア:

[(1, 78816972), (2, 39408486), (3, 26272324), (4, 19704243), (6, 13136162), (12, 6568081), (13, 6062844), (26, 3031422), (39, 2020948), (52, 1515711), (78, 1010474), (156, 505237)]