66138687

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1117}}^1$

素因数の和:1189

約数の個数: 40

約数和(自身を含む): 107140176

約数和(自身を除く): 41001489

約数列:

[1, 3, 9, 17, 27, 43, 51, 81, 129, 153, 387, 459, 731, 1117, 1161, 1377, 2193, 3351, 3483, 6579, 10053, 18989, 19737, 30159, 48031, 56967, 59211, 90477, 144093, 170901, 432279, 512703, 816527, 1296837, 1538109, 2449581, 3890511, 7348743, 22046229, 66138687]

約数ペア:

[(1, 66138687), (3, 22046229), (9, 7348743), (17, 3890511), (27, 2449581), (43, 1538109), (51, 1296837), (81, 816527), (129, 512703), (153, 432279), (387, 170901), (459, 144093), (731, 90477), (1117, 59211), (1161, 56967), (1377, 48031), (2193, 30159), (3351, 19737), (3483, 18989), (6579, 10053)]