890243537

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 1003363200

約数和(自身を除く): 113119663

約数列:

[1, 19, 29, 41, 157, 251, 551, 779, 1189, 2983, 4553, 4769, 6437, 7279, 10291, 22591, 39407, 86507, 122303, 138301, 186673, 195529, 298439, 748733, 1142803, 1615687, 3546787, 5670341, 21713257, 30698053, 46854923, 890243537]

約数ペア:

[(1, 890243537), (19, 46854923), (29, 30698053), (41, 21713257), (157, 5670341), (251, 3546787), (551, 1615687), (779, 1142803), (1189, 748733), (2983, 298439), (4553, 195529), (4769, 186673), (6437, 138301), (7279, 122303), (10291, 86507), (22591, 39407)]