389631954

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{914629}}^1$

素因数の和:914705

約数の個数: 16

約数和(自身を含む): 790240320

約数和(自身を除く): 400608366

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 914629, 1829258, 2743887, 5487774, 64938659, 129877318, 194815977, 389631954]

約数ペア:

[(1, 389631954), (2, 194815977), (3, 129877318), (6, 64938659), (71, 5487774), (142, 2743887), (213, 1829258), (426, 914629)]