208728842

素因数分解:

$2^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{38327}}^1$

素因数の和:38725

約数の個数: 16

約数和(自身を含む): 358750080

約数和(自身を除く): 150021238

約数列:

[1, 2, 7, 14, 389, 778, 2723, 5446, 38327, 76654, 268289, 536578, 14909203, 29818406, 104364421, 208728842]

約数ペア:

[(1, 208728842), (2, 104364421), (7, 29818406), (14, 14909203), (389, 536578), (778, 268289), (2723, 76654), (5446, 38327)]