201896121

素因数分解:

$3^1\times 7^2\times {\mathrm{839}}^1\times {\mathrm{1637}}^1$

素因数の和:2493

約数の個数: 24

約数和(自身を含む): 313709760

約数和(自身を除く): 111813639

約数列:

[1, 3, 7, 21, 49, 147, 839, 1637, 2517, 4911, 5873, 11459, 17619, 34377, 41111, 80213, 123333, 240639, 1373443, 4120329, 9614101, 28842303, 67298707, 201896121]

約数ペア:

[(1, 201896121), (3, 67298707), (7, 28842303), (21, 9614101), (49, 4120329), (147, 1373443), (839, 240639), (1637, 123333), (2517, 80213), (4911, 41111), (5873, 34377), (11459, 17619)]