13487919

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:415

約数の個数: 24

約数和(自身を含む): 19569408

約数和(自身を除く): 6081489

約数列:

[1, 3, 17, 47, 51, 141, 289, 331, 799, 867, 993, 2397, 5627, 13583, 15557, 16881, 40749, 46671, 95659, 264469, 286977, 793407, 4495973, 13487919]

約数ペア:

[(1, 13487919), (3, 4495973), (17, 793407), (47, 286977), (51, 264469), (141, 95659), (289, 46671), (331, 40749), (799, 16881), (867, 15557), (993, 13583), (2397, 5627)]