1278384009

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1148593}}^1$

素因数の和:1148656

約数の個数: 16

約数和(自身を含む): 1984770432

約数和(自身を除く): 706386423

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 1148593, 3445779, 8040151, 24120453, 60875429, 182626287, 426128003, 1278384009]

約数ペア:

[(1, 1278384009), (3, 426128003), (7, 182626287), (21, 60875429), (53, 24120453), (159, 8040151), (371, 3445779), (1113, 1148593)]