431133921

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{280139}}^1$

素因数の和:280170

約数の個数: 20

約数和(自身を含む): 677938800

約数和(自身を除く): 246804879

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 280139, 840417, 2521251, 5322641, 7563753, 15967923, 22691259, 47903769, 143711307, 431133921]

約数ペア:

[(1, 431133921), (3, 143711307), (9, 47903769), (19, 22691259), (27, 15967923), (57, 7563753), (81, 5322641), (171, 2521251), (513, 840417), (1539, 280139)]