231892857

素因数分解:

$3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{15401}}^1$

素因数の和:15653

約数の個数: 24

約数和(自身を含む): 384433920

約数和(自身を除く): 152541063

約数列:

[1, 3, 7, 9, 21, 63, 239, 717, 1673, 2151, 5019, 15057, 15401, 46203, 107807, 138609, 323421, 970263, 3680839, 11042517, 25765873, 33127551, 77297619, 231892857]

約数ペア:

[(1, 231892857), (3, 77297619), (7, 33127551), (9, 25765873), (21, 11042517), (63, 3680839), (239, 970263), (717, 323421), (1673, 138609), (2151, 107807), (5019, 46203), (15057, 15401)]