161321958

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1280333}}^1$

素因数の和:1280348

約数の個数: 24

約数和(自身を含む): 399464208

約数和(自身を除く): 238142250

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1280333, 2560666, 3840999, 7681998, 8962331, 11522997, 17924662, 23045994, 26886993, 53773986, 80660979, 161321958]

約数ペア:

[(1, 161321958), (2, 80660979), (3, 53773986), (6, 26886993), (7, 23045994), (9, 17924662), (14, 11522997), (18, 8962331), (21, 7681998), (42, 3840999), (63, 2560666), (126, 1280333)]