1243263

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{811}}^1$

素因数の和:894

約数の個数: 16

約数和(自身を含む): 1922816

約数和(自身を除く): 679553

約数列:

[1, 3, 7, 21, 73, 219, 511, 811, 1533, 2433, 5677, 17031, 59203, 177609, 414421, 1243263]

約数ペア:

[(1, 1243263), (3, 414421), (7, 177609), (21, 59203), (73, 17031), (219, 5677), (511, 2433), (811, 1533)]