281543145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{33577}}^1$

素因数の和:33641

約数の個数: 32

約数和(自身を含む): 496417152

約数和(自身を除く): 214874007

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 8385, 33577, 100731, 167885, 436501, 503655, 1309503, 1443811, 2182505, 4331433, 6547515, 7219055, 18769543, 21657165, 56308629, 93847715, 281543145]

約数ペア:

[(1, 281543145), (3, 93847715), (5, 56308629), (13, 21657165), (15, 18769543), (39, 7219055), (43, 6547515), (65, 4331433), (129, 2182505), (195, 1443811), (215, 1309503), (559, 503655), (645, 436501), (1677, 167885), (2795, 100731), (8385, 33577)]