42589719

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{18131}}^1$

素因数の和:18172

約数の個数: 20

約数和(自身を含む): 65819160

約数和(自身を除く): 23229441

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 18131, 54393, 163179, 489537, 525799, 1468611, 1577397, 4732191, 14196573, 42589719]

約数ペア:

[(1, 42589719), (3, 14196573), (9, 4732191), (27, 1577397), (29, 1468611), (81, 525799), (87, 489537), (261, 163179), (783, 54393), (2349, 18131)]