1115217

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 1760616

約数和(自身を除く): 645399

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 197, 333, 591, 629, 1773, 1887, 3349, 5661, 7289, 10047, 21867, 30141, 65601, 123913, 371739, 1115217]

約数ペア:

[(1, 1115217), (3, 371739), (9, 123913), (17, 65601), (37, 30141), (51, 21867), (111, 10047), (153, 7289), (197, 5661), (333, 3349), (591, 1887), (629, 1773)]