209005356

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2488159}}^1$

素因数の和:2488173

約数の個数: 24

約数和(自身を含む): 557347840

約数和(自身を除く): 348342484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2488159, 4976318, 7464477, 9952636, 14928954, 17417113, 29857908, 34834226, 52251339, 69668452, 104502678, 209005356]

約数ペア:

[(1, 209005356), (2, 104502678), (3, 69668452), (4, 52251339), (6, 34834226), (7, 29857908), (12, 17417113), (14, 14928954), (21, 9952636), (28, 7464477), (42, 4976318), (84, 2488159)]