201805407

素因数分解:

$3^2\times {\mathrm{43}}^2\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:340

約数の個数: 36

約数和(自身を含む): 304560984

約数和(自身を除く): 102755577

約数列:

[1, 3, 9, 43, 67, 129, 181, 201, 387, 543, 603, 1629, 1849, 2881, 5547, 7783, 8643, 12127, 16641, 23349, 25929, 36381, 70047, 109143, 123883, 334669, 371649, 521461, 1004007, 1114947, 1564383, 3012021, 4693149, 22422823, 67268469, 201805407]

約数ペア:

[(1, 201805407), (3, 67268469), (9, 22422823), (43, 4693149), (67, 3012021), (129, 1564383), (181, 1114947), (201, 1004007), (387, 521461), (543, 371649), (603, 334669), (1629, 123883), (1849, 109143), (2881, 70047), (5547, 36381), (7783, 25929), (8643, 23349), (12127, 16641)]