138475442

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1\times {\mathrm{541}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 243509760

約数和(自身を除く): 105034318

約数列:

[1, 2, 7, 14, 47, 94, 329, 389, 541, 658, 778, 1082, 2723, 3787, 5446, 7574, 18283, 25427, 36566, 50854, 127981, 177989, 210449, 255962, 355978, 420898, 1473143, 2946286, 9891103, 19782206, 69237721, 138475442]

約数ペア:

[(1, 138475442), (2, 69237721), (7, 19782206), (14, 9891103), (47, 2946286), (94, 1473143), (329, 420898), (389, 355978), (541, 255962), (658, 210449), (778, 177989), (1082, 127981), (2723, 50854), (3787, 36566), (5446, 25427), (7574, 18283)]