209540943

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{1543}}^1$

素因数の和:1819

約数の個数: 24

約数和(自身を含む): 308305920

約数和(自身を除く): 98764977

約数列:

[1, 3, 9, 79, 191, 237, 573, 711, 1543, 1719, 4629, 13887, 15089, 45267, 121897, 135801, 294713, 365691, 884139, 1097073, 2652417, 23282327, 69846981, 209540943]

約数ペア:

[(1, 209540943), (3, 69846981), (9, 23282327), (79, 2652417), (191, 1097073), (237, 884139), (573, 365691), (711, 294713), (1543, 135801), (1719, 121897), (4629, 45267), (13887, 15089)]