321376887

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{144569}}^1$

素因数の和:144607

約数の個数: 24

約数和(自身を含む): 526234800

約数和(自身を除く): 204857913

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 144569, 433707, 1301121, 1879397, 2746811, 5638191, 8240433, 16914573, 24721299, 35708543, 107125629, 321376887]

約数ペア:

[(1, 321376887), (3, 107125629), (9, 35708543), (13, 24721299), (19, 16914573), (39, 8240433), (57, 5638191), (117, 2746811), (171, 1879397), (247, 1301121), (741, 433707), (2223, 144569)]