726291

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:171

約数の個数: 24

約数和(自身を含む): 1145664

約数和(自身を除く): 419373

約数列:

[1, 3, 9, 17, 47, 51, 101, 141, 153, 303, 423, 799, 909, 1717, 2397, 4747, 5151, 7191, 14241, 15453, 42723, 80699, 242097, 726291]

約数ペア:

[(1, 726291), (3, 242097), (9, 80699), (17, 42723), (47, 15453), (51, 14241), (101, 7191), (141, 5151), (153, 4747), (303, 2397), (423, 1717), (799, 909)]