42381619

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{27901}}^1$

素因数の和:27946

約数の個数: 12

約数和(自身を含む): 50893248

約数和(自身を除く): 8511629

約数列:

[1, 7, 31, 49, 217, 1519, 27901, 195307, 864931, 1367149, 6054517, 42381619]

約数ペア:

[(1, 42381619), (7, 6054517), (31, 1367149), (49, 864931), (217, 195307), (1519, 27901)]