80910873

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{157721}}^1$

素因数の和:157749

約数の個数: 16

約数和(自身を含む): 126177600

約数和(自身を除く): 45266727

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 157721, 473163, 1419489, 2996699, 4258467, 8990097, 26970291, 80910873]

約数ペア:

[(1, 80910873), (3, 26970291), (9, 8990097), (19, 4258467), (27, 2996699), (57, 1419489), (171, 473163), (513, 157721)]