213324815

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{503}}^1\times {\mathrm{701}}^1$

素因数の和:1231

約数の個数: 24

約数和(自身を含む): 282338784

約数和(自身を除く): 69013969

約数列:

[1, 5, 11, 55, 121, 503, 605, 701, 2515, 3505, 5533, 7711, 27665, 38555, 60863, 84821, 304315, 352603, 424105, 1763015, 3878633, 19393165, 42664963, 213324815]

約数ペア:

[(1, 213324815), (5, 42664963), (11, 19393165), (55, 3878633), (121, 1763015), (503, 424105), (605, 352603), (701, 304315), (2515, 84821), (3505, 60863), (5533, 38555), (7711, 27665)]