12904773

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 20815872

約数和(自身を除く): 7911099

約数列:

[1, 3, 7, 21, 31, 43, 93, 129, 217, 301, 461, 651, 903, 1333, 1383, 3227, 3999, 9331, 9681, 14291, 19823, 27993, 42873, 59469, 100037, 138761, 300111, 416283, 614513, 1843539, 4301591, 12904773]

約数ペア:

[(1, 12904773), (3, 4301591), (7, 1843539), (21, 614513), (31, 416283), (43, 300111), (93, 138761), (129, 100037), (217, 59469), (301, 42873), (461, 27993), (651, 19823), (903, 14291), (1333, 9681), (1383, 9331), (3227, 3999)]