664089424

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{278561}}^1$

素因数の和:278718

約数の個数: 20

約数和(自身を含む): 1295313300

約数和(自身を除く): 631223876

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 278561, 557122, 1114244, 2228488, 4456976, 41505589, 83011178, 166022356, 332044712, 664089424]

約数ペア:

[(1, 664089424), (2, 332044712), (4, 166022356), (8, 83011178), (16, 41505589), (149, 4456976), (298, 2228488), (596, 1114244), (1192, 557122), (2384, 278561)]