8439874

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{691}}^1$

素因数の和:921

約数の個数: 16

約数和(自身を含む): 13153536

約数和(自身を除く): 4713662

約数列:

[1, 2, 31, 62, 197, 394, 691, 1382, 6107, 12214, 21421, 42842, 136127, 272254, 4219937, 8439874]

約数ペア:

[(1, 8439874), (2, 4219937), (31, 272254), (62, 136127), (197, 42842), (394, 21421), (691, 12214), (1382, 6107)]