31529449

素因数分解:

$7^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 38448960

約数和(自身を除く): 6919511

約数列:

[1, 7, 31, 43, 109, 217, 301, 763, 961, 1333, 3379, 4687, 6727, 9331, 23653, 32809, 41323, 104749, 145297, 289261, 733243, 1017079, 4504207, 31529449]

約数ペア:

[(1, 31529449), (7, 4504207), (31, 1017079), (43, 733243), (109, 289261), (217, 145297), (301, 104749), (763, 41323), (961, 32809), (1333, 23653), (3379, 9331), (4687, 6727)]