80417421

素因数分解:

$3^3\times 7^1\times {\mathrm{425489}}^1$

素因数の和:425505

約数の個数: 16

約数和(自身を含む): 136156800

約数和(自身を除く): 55739379

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 425489, 1276467, 2978423, 3829401, 8935269, 11488203, 26805807, 80417421]

約数ペア:

[(1, 80417421), (3, 26805807), (7, 11488203), (9, 8935269), (21, 3829401), (27, 2978423), (63, 1276467), (189, 425489)]