31136945

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1217}}^1$

素因数の和:1289

約数の個数: 32

約数和(自身を含む): 46303488

約数和(自身を除く): 15166543

約数列:

[1, 5, 7, 17, 35, 43, 85, 119, 215, 301, 595, 731, 1217, 1505, 3655, 5117, 6085, 8519, 20689, 25585, 42595, 52331, 103445, 144823, 261655, 366317, 724115, 889627, 1831585, 4448135, 6227389, 31136945]

約数ペア:

[(1, 31136945), (5, 6227389), (7, 4448135), (17, 1831585), (35, 889627), (43, 724115), (85, 366317), (119, 261655), (215, 144823), (301, 103445), (595, 52331), (731, 42595), (1217, 25585), (1505, 20689), (3655, 8519), (5117, 6085)]