78813124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{21347}}^1$

素因数の和:21435

約数の個数: 24

約数和(自身を含む): 150631488

約数和(自身を除く): 71818364

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 21347, 42694, 85388, 277511, 555022, 1110044, 1515637, 3031274, 6062548, 19703281, 39406562, 78813124]

約数ペア:

[(1, 78813124), (2, 39406562), (4, 19703281), (13, 6062548), (26, 3031274), (52, 1515637), (71, 1110044), (142, 555022), (284, 277511), (923, 85388), (1846, 42694), (3692, 21347)]