489656321

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{374069}}^1$

素因数の和:374104

約数の個数: 16

約数和(自身を含む): 646392960

約数和(自身を除く): 156736639

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 374069, 2618483, 4114759, 6359173, 28803313, 44514211, 69950903, 489656321]

約数ペア:

[(1, 489656321), (7, 69950903), (11, 44514211), (17, 28803313), (77, 6359173), (119, 4114759), (187, 2618483), (1309, 374069)]