207403903

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{27409}}^1$

素因数の和:27486

約数の個数: 16

約数和(自身を含む): 252610560

約数和(自身を除く): 45206657

約数列:

[1, 7, 23, 47, 161, 329, 1081, 7567, 27409, 191863, 630407, 1288223, 4412849, 9017561, 29629129, 207403903]

約数ペア:

[(1, 207403903), (7, 29629129), (23, 9017561), (47, 4412849), (161, 1288223), (329, 630407), (1081, 191863), (7567, 27409)]