65406663

素因数分解:

$3^3\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1277}}^1$

素因数の和:1564

約数の個数: 32

約数和(自身を含む): 111237120

約数和(自身を除く): 45830457

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 271, 813, 1277, 1897, 2439, 3831, 5691, 7317, 8939, 11493, 17073, 26817, 34479, 51219, 80451, 241353, 346067, 1038201, 2422469, 3114603, 7267407, 9343809, 21802221, 65406663]

約数ペア:

[(1, 65406663), (3, 21802221), (7, 9343809), (9, 7267407), (21, 3114603), (27, 2422469), (63, 1038201), (189, 346067), (271, 241353), (813, 80451), (1277, 51219), (1897, 34479), (2439, 26817), (3831, 17073), (5691, 11493), (7317, 8939)]