31309054

素因数分解:

$2^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{5749}}^1$

素因数の和:6147

約数の個数: 16

約数和(自身を含む): 53820000

約数和(自身を除く): 22510946

約数列:

[1, 2, 7, 14, 389, 778, 2723, 5446, 5749, 11498, 40243, 80486, 2236361, 4472722, 15654527, 31309054]

約数ペア:

[(1, 31309054), (2, 15654527), (7, 4472722), (14, 2236361), (389, 80486), (778, 40243), (2723, 11498), (5446, 5749)]