161755916

素因数分解:

$2^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{16553}}^1$

素因数の和:16913

約数の個数: 24

約数和(自身を含む): 324458400

約数和(自身を除く): 162702484

約数列:

[1, 2, 4, 7, 14, 28, 349, 698, 1396, 2443, 4886, 9772, 16553, 33106, 66212, 115871, 231742, 463484, 5776997, 11553994, 23107988, 40438979, 80877958, 161755916]

約数ペア:

[(1, 161755916), (2, 80877958), (4, 40438979), (7, 23107988), (14, 11553994), (28, 5776997), (349, 463484), (698, 231742), (1396, 115871), (2443, 66212), (4886, 33106), (9772, 16553)]