1339335

素因数分解:

$3^4\times 5^1\times {\mathrm{3307}}^1$

素因数の和:3324

約数の個数: 20

約数和(自身を含む): 2401608

約数和(自身を除く): 1062273

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 3307, 9921, 16535, 29763, 49605, 89289, 148815, 267867, 446445, 1339335]

約数ペア:

[(1, 1339335), (3, 446445), (5, 267867), (9, 148815), (15, 89289), (27, 49605), (45, 29763), (81, 16535), (135, 9921), (405, 3307)]