2190654819

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{139969}}^1$

素因数の和:140059

約数の個数: 24

約数和(自身を含む): 3318968640

約数和(自身を除く): 1128313821

約数列:

[1, 3, 9, 37, 47, 111, 141, 333, 423, 1739, 5217, 15651, 139969, 419907, 1259721, 5178853, 6578543, 15536559, 19735629, 46609677, 59206887, 243406091, 730218273, 2190654819]

約数ペア:

[(1, 2190654819), (3, 730218273), (9, 243406091), (37, 59206887), (47, 46609677), (111, 19735629), (141, 15536559), (333, 6578543), (423, 5178853), (1739, 1259721), (5217, 419907), (15651, 139969)]