39774694

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{643}}^1$

素因数の和:999

約数の個数: 16

約数和(自身を含む): 60440688

約数和(自身を除く): 20665994

約数列:

[1, 2, 157, 197, 314, 394, 643, 1286, 30929, 61858, 100951, 126671, 201902, 253342, 19887347, 39774694]

約数ペア:

[(1, 39774694), (2, 19887347), (157, 253342), (197, 201902), (314, 126671), (394, 100951), (643, 61858), (1286, 30929)]