1946338947

素因数分解:

$3^2\times 7^2\times {\mathrm{4413467}}^1$

素因数の和:4413487

約数の個数: 18

約数和(自身を含む): 3270379788

約数和(自身を除く): 1324040841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 4413467, 13240401, 30894269, 39721203, 92682807, 216259883, 278048421, 648779649, 1946338947]

約数ペア:

[(1, 1946338947), (3, 648779649), (7, 278048421), (9, 216259883), (21, 92682807), (49, 39721203), (63, 30894269), (147, 13240401), (441, 4413467)]