678587312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{3262439}}^1$

素因数の和:3262460

約数の個数: 20

約数和(自身を含む): 1415898960

約数和(自身を除く): 737311648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 3262439, 6524878, 13049756, 26099512, 42411707, 52199024, 84823414, 169646828, 339293656, 678587312]

約数ペア:

[(1, 678587312), (2, 339293656), (4, 169646828), (8, 84823414), (13, 52199024), (16, 42411707), (26, 26099512), (52, 13049756), (104, 6524878), (208, 3262439)]