389631004

素因数分解:

$2^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{49171}}^1$

素因数の和:49465

約数の個数: 24

約数和(自身を含む): 782031488

約数和(自身を除く): 392400484

約数列:

[1, 2, 4, 7, 14, 28, 283, 566, 1132, 1981, 3962, 7924, 49171, 98342, 196684, 344197, 688394, 1376788, 13915393, 27830786, 55661572, 97407751, 194815502, 389631004]

約数ペア:

[(1, 389631004), (2, 194815502), (4, 97407751), (7, 55661572), (14, 27830786), (28, 13915393), (283, 1376788), (566, 688394), (1132, 344197), (1981, 196684), (3962, 98342), (7924, 49171)]