13173405

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17923}}^1$

素因数の和:17945

約数の個数: 24

約数和(自身を含む): 24520032

約数和(自身を除く): 11346627

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 17923, 53769, 89615, 125461, 268845, 376383, 627305, 878227, 1881915, 2634681, 4391135, 13173405]

約数ペア:

[(1, 13173405), (3, 4391135), (5, 2634681), (7, 1881915), (15, 878227), (21, 627305), (35, 376383), (49, 268845), (105, 125461), (147, 89615), (245, 53769), (735, 17923)]