43758387

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{28433}}^1$

素因数の和:28464

約数の個数: 20

約数和(自身を含む): 68810280

約数和(自身を除く): 25051893

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 28433, 85299, 255897, 540227, 767691, 1620681, 2303073, 4862043, 14586129, 43758387]

約数ペア:

[(1, 43758387), (3, 14586129), (9, 4862043), (19, 2303073), (27, 1620681), (57, 767691), (81, 540227), (171, 255897), (513, 85299), (1539, 28433)]