25504605

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 52462080

約数和(自身を除く): 26957475

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 137, 189, 197, 315, 411, 591, 685, 945, 959, 985, 1233, 1379, 1773, 2055, 2877, 2955, 3699, 4137, 4795, 5319, 6165, 6895, 8631, 8865, 12411, 14385, 18495, 20685, 25893, 26595, 26989, 37233, 43155, 62055, 80967, 129465, 134945, 186165, 188923, 242901, 404835, 566769, 728703, 944615, 1214505, 1700307, 2833845, 3643515, 5100921, 8501535, 25504605]

約数ペア:

[(1, 25504605), (3, 8501535), (5, 5100921), (7, 3643515), (9, 2833845), (15, 1700307), (21, 1214505), (27, 944615), (35, 728703), (45, 566769), (63, 404835), (105, 242901), (135, 188923), (137, 186165), (189, 134945), (197, 129465), (315, 80967), (411, 62055), (591, 43155), (685, 37233), (945, 26989), (959, 26595), (985, 25893), (1233, 20685), (1379, 18495), (1773, 14385), (2055, 12411), (2877, 8865), (2955, 8631), (3699, 6895), (4137, 6165), (4795, 5319)]