161784207

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{106367}}^1$

素因数の和:106399

約数の個数: 18

約数和(自身を含む): 253049472

約数和(自身を除く): 91265265

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 106367, 319101, 957303, 1382771, 4148313, 12444939, 17976023, 53928069, 161784207]

約数ペア:

[(1, 161784207), (3, 53928069), (9, 17976023), (13, 12444939), (39, 4148313), (117, 1382771), (169, 957303), (507, 319101), (1521, 106367)]