389661202

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{200237}}^1$

素因数の和:200385

約数の個数: 16

約数和(自身を含む): 672799680

約数和(自身を除く): 283138478

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 200237, 400474, 1401659, 2803318, 27832943, 55665886, 194830601, 389661202]

約数ペア:

[(1, 389661202), (2, 194830601), (7, 55665886), (14, 27832943), (139, 2803318), (278, 1401659), (973, 400474), (1946, 200237)]