204415519

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2953}}^1$

素因数の和:3031

約数の個数: 32

約数和(自身を含む): 272240640

約数和(自身を除く): 67825121

約数列:

[1, 7, 11, 29, 31, 77, 203, 217, 319, 341, 899, 2233, 2387, 2953, 6293, 9889, 20671, 32483, 69223, 85637, 91543, 227381, 599459, 640801, 942007, 1006973, 2654747, 6594049, 7048811, 18583229, 29202217, 204415519]

約数ペア:

[(1, 204415519), (7, 29202217), (11, 18583229), (29, 7048811), (31, 6594049), (77, 2654747), (203, 1006973), (217, 942007), (319, 640801), (341, 599459), (899, 227381), (2233, 91543), (2387, 85637), (2953, 69223), (6293, 32483), (9889, 20671)]